| • |  | (1) | 
| • | . | (1) | 
| • | 1850-1874. | (1) | 
| • | 1875-1899. | (2) | 
| • | 1900-1924. | (2) | 
| • | 1925-1949 | (1) | 
| • | 1925-1949. | (2) | 
| • | 1950-1974 | (1) | 
| • | 1950-1974. | (1) | 
| • | 1975-1999 | (1) | 
| • | 20th-century composers | (1) | 
| • | 4-H clubs -- Arizona -- Pima County -- Photographs. | (1) | 
| • | 4-H clubs -- Arizona. | (3) | 
| • | AIDS (Disease) -- Patients | (1) | 
| • | Abbott and Costello -- Comic book | (1) | 
| • | Abortion -- Moral and ethical aspects. | (1) | 
| • | Abortion. | (1) | 
| • | Absolution (Canon law) -- History -- 18th century --    Sources | (1) | 
| • | Academic freedom --                        Arizona | (1) | 
| • | Academic librarians -- Faculty status | (1) | 
| • | Academy Awards (Motion                        Pictures) | (1) | 
| • | Accordion music | (1) | 
| • | Acid rain -- Arizona | (1) | 
| • | Acoma Indians | (1) | 
| • | Acquisitions (Libraries) -- Handbooks, manuals, etc. | (1) | 
| • | Acting | (1) | 
| • | Activism -- United States | (1) | 
| • | Actors -- Labor unions | (2) | 
| • | Actors -- United States | (1) | 
| • | Actors -- United States -- Correspondence | (2) | 
| • | Actors and actresses -- Photographs. | (1) | 
| • | Actors – Labor Unions – United States. | (1) | 
| • | Actors—Pictorial works | (1) | 
| • | Administrative Law -- Mexico. | (1) | 
| • | Adventure and adventurers -- Arctic regions | (1) | 
| • | Advertising postcards | (1) | 
| • | Advertising--United States--Posters. | (1) | 
| • | Aerial Photography -- Arizona. | (1) | 
| • | Aerial photography -- Arizona | (2) | 
| • | Aeronautics -- Arizona -- History. | (1) | 
| • | Aeronautics -- Research -- United States -- History | (1) | 
| • | Africa -- Description and travel | (1) | 
| • | African American soldiers -- History -- 19th century. | (1) | 
| • | African Americans - South - Pictorial works | (1) | 
| • | Afro-American college                        students--Arizona--Tucson--History. | (1) | 
| • | Aging -- Poetry. | (1) | 
| • | Agricultural Engineering -- Arizona | (1) | 
| • | Agricultural colonies -- Mexico -- Sonora (State) | (1) | 
| • | Agricultural development projects -- Brazil | (1) | 
| • | Agricultural education -- Arizona. | (1) | 
| • | Agricultural exhibitions -- Arizona -- Santa Cruz County | (1) | 
| • | Agricultural experiment stations -- Arizona | (2) | 
| • | Agricultural experiment stations -- Arizona. | (1) | 
| • | Agricultural extension work -- Arizona | (1) | 
| • | Agricultural extension work -- Arizona. | (10) | 
| • | Agricultural laborers -- Arizona | (1) | 
| • | Agriculture | (3) | 
| • | Agriculture -- Africa | (1) | 
| • | Agriculture -- Arizona | (6) | 
| • | Agriculture -- Arizona -- History. | (2) | 
| • | Agriculture -- Arizona -- Mesa | (1) | 
| • | Agriculture -- Arizona -- Prescott | (1) | 
| • | Agriculture -- Arizona -- Safford | (1) | 
| • | Agriculture -- Arizona -- Salt River Valley | (1) | 
| • | Agriculture -- Arizona -- San Xavier Indian Reservation. | (1) | 
| • | Agriculture -- Arizona -- Sulphur Springs    Valley | (1) | 
| • | Agriculture -- Arizona -- Sulphur Springs Valley | (1) | 
| • | Agriculture -- Arizona -- Sulphur Springs Valley. | (2) | 
| • | Agriculture -- Arizona -- Tempe | (1) | 
| • | Agriculture -- Arizona -- Yuma County | (1) | 
| • | Agriculture -- Arizona. | (9) | 
| • | Agriculture -- Costs | (1) | 
| • | Agriculture -- Economic aspects -- Mexico -- Veracruz (State)    -- History -- Sources | (1) | 
| • | Agriculture -- Economics aspects -- United States --                  Congresses | (1) | 
| • | Agriculture -- Southwest, New -- History. | (1) | 
| • | Agriculture -- United States | (1) | 
| • | Agriculture and state -- Mexico -- Sonora (State) | (1) | 
| • | Agriculture development projects | (1) | 
| • | Agriculture – Arizona – Photographs | (1) | 
| • | Agriculture – Arizona – Yuma - Photographs | (1) | 
| • | Agriculture--Mexico--Mexicali--Pictorial works | (1) | 
| • | Agronomy | (1) | 
| • | Air - Pollution -- Arizona | (1) | 
| • | Air -- Pollution -- Arizona | (1) | 
| • | Air -- Pollution -- Arizona -- Pima County. | (1) | 
| • | Air -- Pollution -- Arizona. | (1) | 
| • | Air pollution control                  industry | (1) | 
| • | Air quality -- Arizona. | (1) | 
| • | Air quality management -- Arizona -- Pima County. | (1) | 
| • | Airports -- Arizona -- Tucson | (1) | 
| • | Airports -- Arizona -- Tucson. | (1) | 
| • | Alamos (Sonora, Mexico) -- History | (1) | 
| • | Albuquerque (N.M.)—Buildings, structures, etc.—Pictorial works | (1) | 
| • | Albuquerque (N.M.)—Fires, 1899—Pictorial works | (1) | 
| • | Albuquerque (N.M.)—Pictorial works | (1) | 
| • | Alchemy -- Germany -- History -- Sources. | (1) | 
| • | Algodones Land Grant (Ariz.) | (1) | 
| • | Alvarado Hotel (Albuquerque, N.M.)—Pictorial works | (1) | 
| • | Ambulance service -- France -- History -- 20th century. | (1) | 
| • | Ambulances -- History -- 20th century. | (1) | 
| • | American Academy of Teachers of Singing. | (1) | 
| • | American Association of University Women. | (1) | 
| • | American Literature – 20th Century. | (1) | 
| • | American National Red Cross--Pictorial works | (1) | 
| • | American Poetry – 20th Century. | (1) | 
| • | American Society for Ethnohistory. | (1) | 
| • | American authors -- 20th century --    Correspondence | (1) | 
| • | American authors -- 20th century -- Correspondence | (1) | 
| • | American drama -- West (U.S.) | (1) | 
| • | American drama -- Women authors | (1) | 
| • | American fiction -- 20th                  century. | (1) | 
| • | American fiction -- 20th century | (1) | 
| • | American fiction-- 20th century. | (1) | 
| • | American fiction--20th century | (1) | 
| • | American literature -- 20th century | (3) | 
| • | American literature -- 20th century -- Periodicals. | (2) | 
| • | American literature -- Arizona | (1) | 
| • | American literature -- Indian authors | (1) | 
| • | American literature -- Indian authors. | (1) | 
| • | American literature -- Mexican American authors | (2) | 
| • | American literature -- Southwest,      New. | (1) | 
| • | American literature -- Southwest, New | (3) | 
| • | American literature-- Southwestern States. | (1) | 
| • | American literature--Jewish                  authors. | (1) | 
| • | American literature--Jewish authors. | (1) | 
| • | American literature--Northwestern States. | (1) | 
| • | American literature—Southwest, New | (1) | 
| • | American newspapers -- Arizona | (2) | 
| • | American newspapers -- Arizona -- History | (1) | 
| • | American newspapers -- Arizona -- History. | (1) | 
| • | American newspapers -- Arizona --Phoenix | (1) | 
| • | American newspapers -- Arizona. | (2) | 
| • | American newspapers -- New Mexico -- History -- 19th century    -- Specimens | (1) | 
| • | American newspapers--Arizona. | (1) | 
| • | American periodicals -- History -- 20th    century | (1) | 
| • | American periodicals -- Specimens. | (2) | 
| • | American poetry -- 20th Century | (1) | 
| • | American poetry -- 20th century -- Periodicals. | (2) | 
| • | American poetry -- 20th century. | (1) | 
| • | American poetry -- 21st century | (1) | 
| • | American poetry--20th      century. | (1) | 
| • | American poetry--20th century. | (1) | 
| • | American poetry—20th century | (1) | 
| • | American wit and humor, Pictorial -- Sources. | (1) | 
| • | American wit and humor, Pictorial. | (2) | 
| • | Americanisms -- West (U.S.) -- Dictionaries | (1) | 
| • | Amphibian culture | (1) | 
| • | Anesthesiology | (1) | 
| • | Angels | (1) | 
| • | Animal behavior. | (1) | 
| • | Animal industry -- Arizona | (1) | 
| • | Animal industry -- Arizona. | (1) | 
| • | Anthropological linguistics | (1) | 
| • | Anthropologists -- Archives | (1) | 
| • | Anti-Semitism. | (1) | 
| • | Anti-clericalism. | (1) | 
| • | Antimony -- History -- Sources. | (1) | 
| • | Antiquarian booksellers -- Correspondence | (1) | 
| • | Antique and classic cars | (2) | 
| • | Antisemitism -- Spain -- History -- 17th century --                  Sources | (1) | 
| • | Antisemitism -- United States | (1) | 
| • | Apache Indians | (1) | 
| • | Apache Indians - Wars, 1883-1886 | (1) | 
| • | Apache Indians -- Bibliography. | (1) | 
| • | Apache Indians -- Education -- History -- 19th century. | (1) | 
| • | Apache Indians -- Education. | (1) | 
| • | Apache Indians -- Government relations | (1) | 
| • | Apache Indians -- Government relations --    1869-1934 | (1) | 
| • | Apache Indians -- Government relations -- History. | (1) | 
| • | Apache Indians -- Government relations. | (1) | 
| • | Apache Indians -- History | (2) | 
| • | Apache Indians -- History -- 18th century -- Sources. | (1) | 
| • | Apache Indians -- History -- 19th century. | (1) | 
| • | Apache Indians -- History. | (2) | 
| • | Apache Indians -- Missions | (1) | 
| • | Apache Indians -- Photographs | (1) | 
| • | Apache Indians -- Photographs. | (2) | 
| • | Apache Indians -- Pictorial works | (2) | 
| • | Apache Indians -- Rites and ceremonies. | (1) | 
| • | Apache Indians -- Social life and customs. | (1) | 
| • | Apache Indians -- Wars | (1) | 
| • | Apache Indians -- Wars -- History -- Sources | (1) | 
| • | Apache Indians -- Wars -- Personal narratives. | (1) | 
| • | Apache Indians -- Wars, 1883-1886 | (1) | 
| • | Apache Indians -- Wars, 1883-1886 -- Personal    narratives | (1) | 
| • | Apache Indians -- Wars. | (2) | 
| • | Apache Indians – Music | (2) | 
| • | Apache Indians--Arizona. | (1) | 
| • | Apache Indians--History--19th century | (1) | 
| • | Apache Indians. | (1) | 
| • | Apache languages | (1) | 
| • | Appropriation (Art) | (1) | 
| • | Arbitration, Industrial -- Arizona. | (1) | 
| • | Archaeologists--Arizona | (1) | 
| • | Archaeology | (1) | 
| • | Archaeology -- Southwest, New -- History | (2) | 
| • | Archaeology—Arizona | (1) | 
| • | Architechture – Conservation and restoration – Arizona – Tucson. | (1) | 
| • | Architects -- Arizona -- Tucson | (5) | 
| • | Architects -- Arizona -- Tucson. | (1) | 
| • | Architecture | (3) | 
| • | Architecture - Accounting. | (1) | 
| • | Architecture -- Conservation and restoration -- Arizona --                  Tucson | (1) | 
| • | Architecture -- Mexico -- Hermosillo | (1) | 
| • | Architecture – United States – Exhibitions | (1) | 
| • | Architecture – United States – Pictorial works | (1) | 
| • | Architecture, Colonial -- Mexico -- Chihuahua (State) | (1) | 
| • | Architecture, Domestic—New Mexico—Albuquerque—Pictorial works | (1) | 
| • | Architecture, Modern -- 20th century -- Germany | (1) | 
| • | Architecture. | (2) | 
| • | Archives -- Arizona -- Phoenix. | (1) | 
| • | Archives -- Arizona -- Tucson. | (1) | 
| • | Archives -- Arizona. | (1) | 
| • | Argonne, Battle of the, France, 1918. | (1) | 
| • | Arid regions climate—Southwest, New. | (1) | 
| • | Arizona (Battleship) -- History. | (1) | 
| • | Arizona - Pictorial Works | (1) | 
| • | Arizona -- Genealogy. | (1) | 
| • | Arizona -- History -- Sources | (1) | 
| • | Arizona -- History to 1912. | (1) | 
| • | Arizona -- History, Military. | (1) | 
| • | Arizona -- Politics and government | (1) | 
| • | Arizona Daily Star--History | (1) | 
| • | Arizona – History. | (1) | 
| • | Arizona--Tucson--Race                        relations--Case studies. | (1) | 
| • | Arizona—History—Photographs. | (1) | 
| • | Arizona—Pictorial works | (1) | 
| • | Armistice Day -- Arizona -- Tucson -- Pictorial                  works | (1) | 
| • | Armistice Day -- United States | (1) | 
| • | Army officers—United States | (1) | 
| • | Art | (1) | 
| • | Art Museums—Arizona--Tucson | (1) | 
| • | Art and Photography | (2) | 
| • | Art,        Modern -- 20th century -- Germany | (1) | 
| • | Art, American--Arizona--20th century | (1) | 
| • | Art, American--Arizona--Tucson--20th century—Exhibitions | (1) | 
| • | Art, Mexican -- Mexico -- Magdalena de Kino | (1) | 
| • | Art, Modern | (1) | 
| • | Artillery -- History -- 19th century. | (1) | 
| • | Artists | (1) | 
| • | Artists -- Arizona -- Tucson -- Exhibitions | (2) | 
| • | Artists -- United States -- 20th century | (1) | 
| • | Artists – United States – Exhibitions | (1) | 
| • | Artists--United States--20th century | (1) | 
| • | Artists--United States—Correspondence | (1) | 
| • | Assaying. | (1) | 
| • | Associations, institutions, etc.- Arizona- Tucson | (1) | 
| • | Asteroids | (4) | 
| • | Asteroids -- Research | (1) | 
| • | Asteroids Research. | (1) | 
| • | Asteroids. | (2) | 
| • | Astronautics | (1) | 
| • | Astronomers -- Arizona -- Biography | (1) | 
| • | Astronomical observatories -- Arizona | (1) | 
| • | Astronomical observatories -- Mexico | (1) | 
| • | Astronomical observatories -- Peru | (1) | 
| • | Astronomy | (7) | 
| • | Astronomy -- Study and teaching | (1) | 
| • | Astronomy. | (2) | 
| • | Astrophysics | (1) | 
| • | Asylum, Right of -- United States | (1) | 
| • | Atchison, Topeka, and Santa Fe Railway Company—Pictorial works | (1) | 
| • | Athletics -- Arizona -- History | (1) | 
| • | Athletics -- Arizona -- History. | (5) | 
| • | Atmosphere | (1) | 
| • | Atmospheric radiation -- Marshall Islands. | (1) | 
| • | Atomic bomb -- Marshall Islands -- Testing. | (1) | 
| • | Augustinians. | (1) | 
| • | Auroras | (1) | 
| • | Authors -- Archives | (1) | 
| • | Authors -- Arizona -- Tucson -- Archives | (2) | 
| • | Authors -- Arizona -- Tucson -- Archives. | (1) | 
| • | Authors -- Manuscripts | (2) | 
| • | Authors -- Portraits. | (1) | 
| • | Authors and Publishers -- 20th century | (2) | 
| • | Authors and Publishers – 20th Century. | (1) | 
| • | Authors, American - 20th century - Archives | (1) | 
| • | Authors, American -- 20th century | (3) | 
| • | Authors, American -- 20th century -- Archives | (3) | 
| • | Authors, American -- 20th century -- Fiction | (1) | 
| • | Authors, American -- 20th century -- Sources | (3) | 
| • | Authors, American -- 20th century. | (1) | 
| • | Authors, American -- Correspondence | (1) | 
| • | Authors, American -- Juvenile literature | (1) | 
| • | Authors, American – 20th Century -- Sources. | (1) | 
| • | Authors, American-- 20th century--Archives. | (1) | 
| • | Authors, American--20th century--Archives | (1) | 
| • | Authors, American--Correspondence | (1) | 
| • | Authors, American|--20th century--Sources. | (1) | 
| • | Autograph -- Europe | (1) | 
| • | Autograph -- United States | (1) | 
| • | Autograph albums -- United States. | (1) | 
| • | Autographs -- United States. | (1) | 
| • | Automobile industry and trade—History | (1) | 
| • | Automobile rallies—History | (1) | 
| • | Automobile travel -- Arizona | (1) | 
| • | Automobile travel -- Mexico. | (1) | 
| • | Automobiles -- Arizona -- Photographs | (1) | 
| • | Automobiles -- Arizona -- Pictorial works | (1) | 
| • | Automobiles -- Arizona -- Pictorial works. | (1) | 
| • | Automobiles – Arizona -- Photographs | (1) | 
| • | Automobiles—Collectors and collecting—United States | (1) | 
| • | Automobiles—Design and construction—History | (1) | 
| • | Automobiles—Pictorial works | (1) | 
| • | Automobiles—Social aspects—History | (1) | 
| • | Automobiles—Societies, etc. | (1) | 
| • | Aztecs -- Kings and rulers. | (2) | 
| • | Aztecs -- Social life and customs. | (1) | 
| • | B'nai                        B'rith | (1) | 
| • | Baca Land Grant (Ariz.) | (1) | 
| • | Badges -- Great Britain -- Pictorial works. | (1) | 
| • | Balloon--History | (1) | 
| • | Band music, Arranged -- Scores and parts | (1) | 
| • | Band musicians -- Arizona -- Tucson -- 19th Century | (1) | 
| • | Banjo music. | (1) | 
| • | Bankers -- Arizona -- History -- Sources | (1) | 
| • | Bankers -- Arizona -- Tucson -- History | (2) | 
| • | Banks and banking -- Arizona | (1) | 
| • | Banks and banking -- Arizona -- History | (2) | 
| • | Banks and banking -- Arizona -- History --    Sources | (1) | 
| • | Banks and banking -- Arizona -- Records and    correspondence | (1) | 
| • | Banks and banking--Arizona. | (1) | 
| • | Bannock Indians -- Social life and customs. | (1) | 
| • | Baptists | (1) | 
| • | Baptists. | (1) | 
| • | Baseball -- Arizona -- History. | (1) | 
| • | Basketball -- Arizona --        History | (1) | 
| • | Battleships -- United States -- History -- Sources | (1) | 
| • | Beat generation | (2) | 
| • | Beef Cattle -- Arizona. | (1) | 
| • | Beltrán, Carmen Celia | (1) | 
| • | Bentley, Evalyn A. | (1) | 
| • | Big Bands—United States | (1) | 
| • | Big band music | (1) | 
| • | Bighorn sheep hunting -- Arizona | (1) | 
| • | Bighorn sheep hunting -- Mexico -- Sonora (State) | (1) | 
| • | Bilingual education and bilingualism | (1) | 
| • | Bilingual education--United States | (1) | 
| • | Bilingual education--United States--Handbooks, manuals, etc. | (1) | 
| • | Bilingualism | (1) | 
| • | Bilingualism -- Arizona -- Tucson | (1) | 
| • | Bilingualism--Case studies | (1) | 
| • | Bilingualism--Latin America—History | (1) | 
| • | Bilingualism--Political aspects | (1) | 
| • | Bilingualism--Research--Methodology | (1) | 
| • | Bilingualism--Social aspects | (1) | 
| • | Bilingualism--United States | (1) | 
| • | Bills of sale -- Mexico -- Sonora (State) -- History -- Sources. | (1) | 
| • | Bills of sale --United States | (1) | 
| • | Biodiversity conservation -- Arizona. | (1) | 
| • | Biodiversity conservation -- West                        (U.S.) | (1) | 
| • | Biology | (1) | 
| • | Biology -- Philosophy. | (1) | 
| • | Biophysics | (1) | 
| • | Bird watchers | (1) | 
| • | Bird watching | (1) | 
| • | Bird watching -- United States -- Guidebooks | (1) | 
| • | Birders (Observers) | (1) | 
| • | Birds -- Arizona | (1) | 
| • | Birds -- Arizona -- Pictorial works | (1) | 
| • | Birds -- California -- Pictorial works | (1) | 
| • | Birds -- Conservation | (1) | 
| • | Birds -- Mexico -- Baja California (Peninsula) -- Pictorial    works | (1) | 
| • | Birds -- United States | (1) | 
| • | Birds--Arizona--Photographs. | (1) | 
| • | Birth control. | (1) | 
| • | Bisbee (Ariz.)--History | (1) | 
| • | Bishops -- Mexico -- Sonora (State) -- Biography. | (1) | 
| • | Black Sparrow Press. | (1) | 
| • | Black lives matter movement | (1) | 
| • | Blackface entertainers | (2) | 
| • | Blackface entertainers. | (2) | 
| • | Blackfeet Indians – Music | (2) | 
| • | Bluegrass music. | (1) | 
| • | Boats and boating | (1) | 
| • | Bohemianism in literature | (1) | 
| • | Book design -- United States -- History | (1) | 
| • | Book industries and trade | (1) | 
| • | Book industries and trade -- United States -- History -- 20th    century | (1) | 
| • | Booksellers and bookselling -- California | (1) | 
| • | Bookstores -- California -- Pictorial works | (1) | 
| • | Border security. | (1) | 
| • | Botanical laboratories -- Arizona -- Tucson --                  History | (1) | 
| • | Botanical laboratories -- Arizona -- Tucson -- History --  Sources | (1) | 
| • | Botanical laboratories -- Arizona -- Tucson. | (1) | 
| • | Botanical laboratories -- California -- Carmel -- History --  Sources | (1) | 
| • | Botanists -- Correspondence | (2) | 
| • | Botany -- Arizona | (1) | 
| • | Botany -- Mexico -- Baja California (Peninsula) --    Photographs | (1) | 
| • | Botany -- Mexico -- Sonora (State) --    Photographs | (1) | 
| • | Botany -- Research -- Mexico | (2) | 
| • | Botany -- Research -- United States | (2) | 
| • | Botany -- Sonoran Desert -- Photographs | (1) | 
| • | Botany -- Southwest, New | (1) | 
| • | Botany -- Study and teaching | (1) | 
| • | Botany -- United States | (2) | 
| • | Botany, Medical. | (1) | 
| • | Botany--Arizona. | (1) | 
| • | Botany—Africa | (1) | 
| • | Botany—Southwest, New | (1) | 
| • | Botany—United States | (1) | 
| • | Boundaries, boundary markers. | (1) | 
| • | Bow and arrow making -- Mexico -- Sonora (State) | (1) | 
| • | Boy Scouts -- Arizona -- Pictorial works. | (1) | 
| • | Boys -- Societies and clubs. | (1) | 
| • | Brazil Project | (1) | 
| • | Bridges -- Design and construction | (1) | 
| • | Bridges -- Design and construction. | (1) | 
| • | Bridges – Arizona – Tempe - Photographs | (1) | 
| • | British newspapers | (1) | 
| • | Broadcast journalism. | (1) | 
| • | Broadsides--Mexican. | (1) | 
| • | Broadsides--Mexico. | (1) | 
| • | Buddhist art -- Thailand. | (1) | 
| • | Buddhist illumination of books and manuscripts -- Thailand -- Specimens. | (1) | 
| • | Buddhist literature -- Illustrations. | (1) | 
| • | Buddhist monasteries -- Thailand. | (1) | 
| • | Buena Vista Land Grant (Ariz.) | (1) | 
| • | Building sites -– Arizona -- Saint Johns -- Pictorial works. | (1) | 
| • | Building trades -- Labor unions -- Arizona. | (1) | 
| • | Building, Adobe -- Arizona | (1) | 
| • | Burlesque (Theater) | (2) | 
| • | Business Enterprises -- Arizona -- Archives | (1) | 
| • | Business Enterprises -- Arizona -- Tucson | (4) | 
| • | Business enterprises -- California --    Archives | (1) | 
| • | Business management | (1) | 
| • | Businessmen -- Arizona -- Tucson -- History | (1) | 
| • | Businesswomen | (2) | 
| • | COVID-19 Pandemic, 2020 | (2) | 
| • | Cactus | (1) | 
| • | California, Southern -- Social life and customs. | (1) | 
| • | Camp Grant Massacre, Ariz., 1871. | (2) | 
| • | Camping -- Arizona -- Pictorial works. | (1) | 
| • | Campo Bonito Mine (Oracle, Ariz.) | (1) | 
| • | Camps -- Arizona | (1) | 
| • | Canadian poetry -- 20th century -- Periodicals. | (2) | 
| • | Canaigre | (2) | 
| • | Canals -- Arizona | (1) | 
| • | Canoa Land Grant (Ariz.) | (1) | 
| • | Cargo ships | (1) | 
| • | Caricatures and cartoons -- Children -- United States. | (1) | 
| • | Carnavals--Mexico--Guaymas (Sonora : State) | (1) | 
| • | Carriages and carts—Pictorial works | (1) | 
| • | Carrillo Intermediate Magnet School (Tucson, Ariz.). | (1) | 
| • | Cartes-de-visite. | (1) | 
| • | Cartoonists -- Arizona. | (1) | 
| • | Cartoonists -- United States. | (1) | 
| • | Cassini(Spacecraft). | (1) | 
| • | Castro, Raul H., 1916-2015 | (1) | 
| • | Catalogs, Booksellers' -- California --    Specimens | (1) | 
| • | Catholic Church - Arizona - Missions | (1) | 
| • | Catholic Church -- Arizona -- History. | (1) | 
| • | Catholic Church -- Mexico -- Discipline -- History -- 18th    century -- Sources | (1) | 
| • | Catholic Church -- Mexico -- History -- 18th century --    Sources | (1) | 
| • | Catholic Church -- Mexico -- Tecate -- Clergy | (1) | 
| • | Cattle | (1) | 
| • | Cattle -- Arizona | (2) | 
| • | Cattle -- Arizona. | (2) | 
| • | Cattle -- Pedigrees | (1) | 
| • | Cattle brands -- Arizona | (3) | 
| • | Cattle brands -- California -- Yolo County. | (1) | 
| • | Cattle brands -- New Mexico -- History -- 19th century -- Sources. | (1) | 
| • | Cattle brands -- New Mexico -- History -- Sources. | (1) | 
| • | Cattle brands -- Southwest, New -- History -- Sources. | (1) | 
| • | Cattle brands -- Texas | (1) | 
| • | Cattle brands--Arizona. | (1) | 
| • | Cattle drives -- Arizona. | (1) | 
| • | Cattle trade -- Arizona | (2) | 
| • | Cattle trade -- Arizona -- History | (1) | 
| • | Cattle trade -- Arizona -- History -- Sources | (1) | 
| • | Cattle trade -- Arizona -- History -- Sources. | (3) | 
| • | Cattle trade -- Arizona -- History. | (4) | 
| • | Cattle trade -- Arizona. | (1) | 
| • | Cattle trade -- New Mexico -- History --    Sources | (1) | 
| • | Cattle trade -- New Mexico -- History -- 19th century -- Sources. | (1) | 
| • | Cattle trade -- New Mexico -- History -- Sources. | (2) | 
| • | Cattle trade -- New Mexico -- History. | (2) | 
| • | Cattle trade -- Southwest, New -- History -- Sources. | (1) | 
| • | Cattle trade--Arizona | (1) | 
| • | Cattle trade--Arizona--History. | (1) | 
| • | Cattle trade--Arizona--Pima County. | (1) | 
| • | Cattle trade--Arizona. | (1) | 
| • | Cattle--Arizona. | (2) | 
| • | Cattle—Arizona—Pictorial works | (1) | 
| • | Cedar Ridge Trading Post | (1) | 
| • | Cement -- Arizona | (2) | 
| • | Cemeteries -- Southwest, New -- Photographs | (1) | 
| • | Cemeteries—Southwest, New—Photographs. | (1) | 
| • | Censorship--Mexico--History—21st century. | (1) | 
| • | Censures, Ecclesiastical -- History -- 18th century --    Sources | (1) | 
| • | Centers for the performing arts -- Arizona -- Tucson --    History -- Sources | (1) | 
| • | Centers for the performing arts -- Arizona -- Tucson -- History -- Sources. | (1) | 
| • | Central Arizona Project (U.S.) | (1) | 
| • | Central Arizona Project (U.S.). | (1) | 
| • | Chants (Plain, Gregorian, etc.) | (1) | 
| • | Charitable uses, trusts, and foundations -- UnitedStates | (1) | 
| • | Charitable uses, trusts, and foundations -- United States --Political activity. | (1) | 
| • | Charities -- Arizona -- Tucson | (1) | 
| • | Chautauquas. | (1) | 
| • | Chemehuevi Indians -- Government relations. | (1) | 
| • | Chemistry -- Philosophy -- History -- 17th century. | (1) | 
| • | Chia | (1) | 
| • | Chicanas | (1) | 
| • | Chicanos | (2) | 
| • | Chicanos. | (1) | 
| • | Chihuahua (Mexico : State) -- Social life and customs --    Photographs. | (1) | 
| • | Chihuahua (Mexico : State)—History—Sources | (1) | 
| • | Children -- Arizona | (1) | 
| • | Children -- Diseases -- Diagnosis -- Alaska. | (1) | 
| • | Children -- Health and hygiene -- Alaska. | (1) | 
| • | Children -- Pictorial works. | (1) | 
| • | Children -- Research. | (1) | 
| • | Children's literature -- Manuscripts | (1) | 
| • | Chinese -- Arizona -- Tucson -- History | (2) | 
| • | Chinese American business people -- Arizona --    Tucson | (1) | 
| • | Chinese American families -- Arizona --    Tucson | (1) | 
| • | Chinese Americans -- Gambling | (1) | 
| • | Chinese Americans -- Photographs | (1) | 
| • | Chinese Americans -- Societies, etc. | (1) | 
| • | Chinese poetry | (1) | 
| • | Chinese poetry -- 20th century -- History and criticism | (1) | 
| • | Christian art and symbolism -- Mexico -- Magdalena de    Kino | (1) | 
| • | Christianity and Judaism. | (1) | 
| • | Christianity and politics | (1) | 
| • | Christmas -- Mexico | (1) | 
| • | Christmas -- Southwest, New | (1) | 
| • | Christmas music | (1) | 
| • | Christmas plays | (1) | 
| • | Christmas plays, Mexican. | (1) | 
| • | Christmas plays, Spanish | (1) | 
| • | Christmas plays, Spanish -- Arizona -- Tucson | (1) | 
| • | Christmas plays, Spanish -- Mexico | (1) | 
| • | Christmas plays, Spanish. | (1) | 
| • | Chronobiology -- Experiments | (1) | 
| • | Chupa cabras | (1) | 
| • | Church and social problems -- Arizona -- Tucson | (1) | 
| • | Church and state -- Mexico -- History -- 20th century | (2) | 
| • | Church and state -- United States | (1) | 
| • | Church architecture -- Mexico -- Chihuahua (State) | (1) | 
| • | Church architecture -- New Mexico -- Inventories. | (1) | 
| • | Church buildings -- Arizona -- Calabasas | (1) | 
| • | Church buildings -- Arizona -- History. | (2) | 
| • | Church buildings -- Arizona -- Phoenix -- History. | (1) | 
| • | Church buildings -- Arizona -- Solomonville | (1) | 
| • | Church buildings -- Arizona -- Tombstone | (1) | 
| • | Church buildings -- Arizona -- Tubac | (1) | 
| • | Church buildings -- Arizona -- Tumacacori | (1) | 
| • | Church buildings -- New Mexico -- Torrance    County | (1) | 
| • | Church decoration and ornament -- New Mexico --    Inventories. | (1) | 
| • | Church furniture -- New Mexico -- Inventories. | (1) | 
| • | Church history. | (1) | 
| • | Church property -- Mexico -- Puebla (State) | (1) | 
| • | Church property -- New Mexico -- Inventories. | (1) | 
| • | Church records and registers -- Arizona | (1) | 
| • | Church records and registers -- Mexico -- Chihuahua (State) | (1) | 
| • | Church records and registers -- Mexico -- Sonora (State) | (1) | 
| • | Church records and registers -- New Mexico | (1) | 
| • | Church records and registerse -- Mexico -- Chihuahua (State) | (4) | 
| • | Church work with refugees -- United States | (2) | 
| • | Cinema club – U.S. | (1) | 
| • | Circus wagons--Arizona--Douglas--Pictorial works | (1) | 
| • | Cities and towns -- Arizona -- History -- Photographs. | (1) | 
| • | Cities and towns -- Arizona -- History. | (2) | 
| • | Cities and towns -- Arizona -- Pictorial works | (1) | 
| • | Cities and towns -- Mexican-American Border Region --    Photographs | (1) | 
| • | Cities and towns -- Mexican-American Border Region --                  Photographs | (1) | 
| • | Cities and towns--Arizona--History. | (1) | 
| • | Citizens' associations -- Arizona -- Tucson | (2) | 
| • | Citizens' associations -- Arizona. | (1) | 
| • | City attorneys | (1) | 
| • | City council members -- Arizona -- Tucson | (1) | 
| • | City planning - Arizona - Tucson | (1) | 
| • | City planning -- Arizona -- Tucson | (1) | 
| • | City planning -- Arizona -- Tucson -- Citizen    participation | (1) | 
| • | Civic improvement -- Arizona -- Tucson | (1) | 
| • | Civics | (1) | 
| • | Civil disobedience | (1) | 
| • | Civil engineers -- Archives. | (1) | 
| • | Civil engineers -- Tucson (Ariz.) | (1) | 
| • | Civil rights -- Arizona | (3) | 
| • | Civil rights -- Arizona. | (2) | 
| • | Civil service -- Pensions -- Arizona. | (1) | 
| • | Clanton family | (1) | 
| • | Clergy -- Political activity -- United States. | (1) | 
| • | Climatic changes | (1) | 
| • | Climatology -- Research | (1) | 
| • | Clipplings (Books, newspaper, etc.) | (1) | 
| • | Clocks and watches -- Drawings. | (1) | 
| • | Cloud Physics | (1) | 
| • | Clubs -- Arizona -- Tucson | (2) | 
| • | Clubs--Arizona--Tucson | (1) | 
| • | Clubs—Arizona--Tucson | (1) | 
| • | Coal mines and mining -- Arizona -- Black Mesa (Navajo County    and Apache County) | (1) | 
| • | Coccidioidomycosis | (1) | 
| • | College Sports – Arizona -- Tucson. | (3) | 
| • | College radio stations | (2) | 
| • | College sports -- Arizona -- History | (2) | 
| • | College sports -- Arizona -- History. | (3) | 
| • | College student newspapers and periodicals. | (1) | 
| • | College student orientation. | (1) | 
| • | College students -- Arizona | (4) | 
| • | College students -- Arizona. | (1) | 
| • | College students -- Books and reading -- History -- 18th century. | (1) | 
| • | College teachers -- Arizona -- Tucson -- Archives | (3) | 
| • | College teachers -- Arizona -- Tucson -- Archives. | (1) | 
| • | College theater -- United States -- History | (2) | 
| • | Colorado River -- Discovery and exploration | (1) | 
| • | Colorado River -- Navigation | (2) | 
| • | Colorado River Indian Tribes of the Colorado River Indian                  Reservation, Arizona and California -- Rural conditions | (1) | 
| • | Comanche Indians | (1) | 
| • | Comanche Indians -- Wars. | (1) | 
| • | Comanche Indians--Texas--History--19th century. | (1) | 
| • | Comedy -- Theatre | (1) | 
| • | Comedy films | (1) | 
| • | Comedy sketches-United States. | (1) | 
| • | Comets | (1) | 
| • | Comets -- 1892 -- Observations. | (1) | 
| • | Comets -- Observations | (1) | 
| • | Comets -- Observations. | (1) | 
| • | Comic books, strips, etc. -- Mexico | (1) | 
| • | Comic books, strips, etc. -- Periodicals | (1) | 
| • | Comic books, strips, etc. -- Specimens. | (1) | 
| • | Commerce -- Arizona -- History | (2) | 
| • | Commerce -- Congresses | (1) | 
| • | Commerce -- New Mexico -- History | (1) | 
| • | Commerce -- Texas -- History | (2) | 
| • | Commercial art – United States - Exhibitions | (1) | 
| • | Commercial artists -- United States | (1) | 
| • | Communication -- Cross-cultural studies | (1) | 
| • | Communism -- Periodicals. | (1) | 
| • | Communism -- United States -- History -- 20th century. | (1) | 
| • | Communism--United States--History--20th Century | (1) | 
| • | Communism. | (1) | 
| • | Community Health Services | (1) | 
| • | Community development - Arizona - Tucson | (1) | 
| • | Community leadership -- Case studies. | (1) | 
| • | Community power -- Arizona -- Tucson -- Case studies. | (1) | 
| • | Composer--Biography. | (1) | 
| • | Composers -- United States | (1) | 
| • | Concentration camp                        inmates. | (1) | 
| • | Concentration camps -- United States | (1) | 
| • | Concentration camps -- United States. | (1) | 
| • | Concert programs - California - Los Angeles. | (1) | 
| • | Conference on Security and Cooperation in Europe (1972 : Helsinki, Finland). Final Act. | (1) | 
| • | Congo (Gorilla) | (1) | 
| • | Conservation biology -- West                        (U.S.) | (1) | 
| • | Conservation of natural resources --    Alaska. | (1) | 
| • | Conservation of natural resources --    Arizona. | (1) | 
| • | Conservation of natural resources -- Citizen participation | (1) | 
| • | Conservation of natural resources -- Government policy --                        United States | (1) | 
| • | Conservation of natural resources -- Government policy -- United                  States | (1) | 
| • | Conservation of natural resources. | (1) | 
| • | Conservationists -- West (U.S.) | (1) | 
| • | Conspiracies – United States – History – 20th century. | (1) | 
| • | Constitutional conventions --                  Arizona. | (1) | 
| • | Constitutional conventions -- Arizona. | (3) | 
| • | Constitutional history --                  Arizona. | (1) | 
| • | Constitutional history -- Arizona -- Sources. | (1) | 
| • | Constitutional history -- Arizona. | (1) | 
| • | Constitutional history -- Mexico -- Sources | (1) | 
| • | Construction industry | (1) | 
| • | Construction projects | (2) | 
| • | Construction projects. | (1) | 
| • | Contraception. | (1) | 
| • | Conventions. | (1) | 
| • | Conveyancing -- Mexico -- Sonora (State) -- History -- Sources. | (1) | 
| • | Conveyancing -- Spain -- Segovia | (1) | 
| • | Cooking | (1) | 
| • | Copper Miners' Strike, Arizona, 1917 | (1) | 
| • | Copper Miners' Strike, Arizona, 1917. | (1) | 
| • | Copper miners -- Arizona -- San Manuel -- Interviews. | (1) | 
| • | Copper miners -- History -- Sources. | (2) | 
| • | Copper miners' strike, Ariz., 1907 | (1) | 
| • | Copper miners--Arizona--Photographs. | (1) | 
| • | Copper miners--History--Sources | (1) | 
| • | Copper miners--Labor unions--Arizona--Bisbee | (1) | 
| • | Copper mines and mining -- Arizona | (2) | 
| • | Copper mines and mining -- Arizona -- Bagdad -- History. | (1) | 
| • | Copper mines and mining -- Arizona -- Greenlee County. | (1) | 
| • | Copper mines and mining -- Arizona -- History -- 20th century. | (1) | 
| • | Copper mines and mining -- Arizona -- History -- Sources. | (2) | 
| • | Copper mines and mining -- Arizona -- Pima County | (1) | 
| • | Copper mines and mining -- Arizona -- Pima County. | (1) | 
| • | Copper mines and mining -- Arizona -- Pinal County -- History -- Sources. | (1) | 
| • | Copper mines and mining -- Arizona -- Yavapai County -- History -- Sources. | (1) | 
| • | Copper mines and mining -- Arizona. | (2) | 
| • | Copper mines and mining -- Biography. | (1) | 
| • | Copper mines and mining -- Chile -- History -- Sources. | (1) | 
| • | Copper mines and mining -- Mexico -- Cananea | (1) | 
| • | Copper mines and mining -- New Mexico -- History -- Sources. | (1) | 
| • | Copper mines and mining--Arizona | (1) | 
| • | Copper mines and mining. | (1) | 
| • | Cornell Peru Project. | (1) | 
| • | Corporations -- Arizona -- History. | (7) | 
| • | Corporations -- Arizona. | (1) | 
| • | Corporations -- California -- History. | (1) | 
| • | Correspondence | (2) | 
| • | Corridos | (6) | 
| • | Corridos. | (3) | 
| • | Costume design | (1) | 
| • | Costume designers | (1) | 
| • | Cotton -- Research -- Arizona | (1) | 
| • | Country music | (1) | 
| • | County agricultural agents -- Arizona. | (3) | 
| • | County attorneys--Arizona--Pima County--Archives. | (1) | 
| • | Court records -- Arkansas. | (1) | 
| • | Courts -- United States -- Cases | (1) | 
| • | Courts and courtiers -- Poetry. | (1) | 
| • | Covenant theology | (1) | 
| • | Covered bridges -- New York (State) -- Albany County -- Photographs. | (1) | 
| • | Cowboys - Songs and music | (2) | 
| • | Cowboys -- Arizona -- Folklore. | (1) | 
| • | Cowboys -- Arizona. | (1) | 
| • | Cowboys -- Montana -- Juvenile literature. | (1) | 
| • | Cowboys -- Poetry | (1) | 
| • | Cowboys -- West (U.S.) | (1) | 
| • | Cowboys -- West (U.S.) -- Language --    Dictionaries | (1) | 
| • | Cowboys -- West (U.S.) -- Poetry | (1) | 
| • | Cowboys in art. | (1) | 
| • | Cowboys' writings, American. | (2) | 
| • | Cowboys--Arizona--Folklore. | (1) | 
| • | Cowboys--Songs and music. | (1) | 
| • | Cowboys. | (1) | 
| • | Cowboys—Arizona—Pictorial works | (1) | 
| • | Cowboys’ writings, American. | (1) | 
| • | Cranes, derricks, etc. | (1) | 
| • | Crests -- Great Britain -- Pictorial works. | (1) | 
| • | Crime -- Arkansas -- History -- Sources. | (1) | 
| • | Crime fiction | (1) | 
| • | Crime--Fiction | (1) | 
| • | Criminals -- Arkansas -- History -- Sources. | (1) | 
| • | Criminology -- Indian Territory -- History -- Sources. | (1) | 
| • | Criminology -- West (U.S.) -- Bibliography | (1) | 
| • | Criminology -- West (U.S.) -- History -- Bibliography. | (1) | 
| • | Cristero Rebellion, 1926-1929 | (2) | 
| • | Cristero Rebellion, 1926-1929 -- History -- Sources | (2) | 
| • | Cristero Rebellion, 1926-1929 -- Religious aspects | (2) | 
| • | Critical race theory. | (1) | 
| • | Cuban question -- 1895-1898 -- Speeches in Congress. | (1) | 
| • | Cyanotypes | (1) | 
| • | Cyanotypes (photographic prints) | (1) | 
| • | Daguerreotypes. | (1) | 
| • | Dairy cattle | (1) | 
| • | Dairy products industry -- Arizona -- Yavapai County. | (1) | 
| • | Dairying -- Arizona -- Yavapai County. | (1) | 
| • | Dakota Indians -- Social life and customs. | (1) | 
| • | Dams -- Arizona -- Design and construction -- Pictorial works. | (1) | 
| • | Dance music -- United States --                        Scores | (1) | 
| • | Dance music, Arranged -- Scores and parts | (1) | 
| • | Dance musicians -- Arizona -- Tucson -- 19th                  Century | (1) | 
| • | Date | (1) | 
| • | Date palm | (1) | 
| • | Date palm -- Arizona | (1) | 
| • | Day care centers -- Arizona | (1) | 
| • | Day care centers -- Arizona -- Tucson | (1) | 
| • | DeConcini, Dennis | (1) | 
| • | Decision making -- Case studies. | (1) | 
| • | Decoration and ornament -- Panama. | (1) | 
| • | Decoration and ornament -- Southwest, New | (1) | 
| • | Decoration and ornament, Architectural - United States. | (1) | 
| • | Decorations of honor -- Germany | (1) | 
| • | Deeds -- Arizona -- Tucson. | (1) | 
| • | Deeds--Arizona | (1) | 
| • | Dendrochronology -- Research | (1) | 
| • | Dendrochronology—Research. | (1) | 
| • | Dental laws and legislation--Arizona. | (1) | 
| • | Department stores -- Arizona -- Tucson | (1) | 
| • | Deportation -- Arizona -- Bisbee. | (1) | 
| • | Depressions -- 1929 -- Arizona | (1) | 
| • | Desert animals -- Arizona. | (1) | 
| • | Desert biology | (1) | 
| • | Desert biology. | (1) | 
| • | Desert ecology -- Arizona | (2) | 
| • | Desert ecology -- Arizona. | (1) | 
| • | Desert ecology -- Sonoran Desert | (3) | 
| • | Desert ecology -- Sonoran Desert. | (1) | 
| • | Desert plants -- Arizona | (6) | 
| • | Desert plants -- Arizona -- Photographs | (2) | 
| • | Desert plants -- Arizona -- Sonoran Desert | (3) | 
| • | Desert plants -- Arizona. | (3) | 
| • | Desert plants -- Mexico -- Baja California (Peninsula) --    Photographs | (1) | 
| • | Desert plants -- Sonoran Desert | (1) | 
| • | Desert plants -- Sonoran Desert --    Photographs | (1) | 
| • | Desert plants -- Sonoran Desert. | (1) | 
| • | Desert survival -- Mexican-American Border Region. | (1) | 
| • | Deserts in literature | (1) | 
| • | Designers -- United States | (1) | 
| • | Diaries -- Authorship | (1) | 
| • | Diplomatic and consular service, American -- Great    Britain | (1) | 
| • | Diplomatic and consular service, American. | (1) | 
| • | Discrimination in criminal justice administration--United States | (1) | 
| • | Diseases -- Causes and theories of causation -- History --                        Sources | (1) | 
| • | Diseases -- Causes and theories of causation -- History -- Sources. | (1) | 
| • | Dixieland music -- Scores | (1) | 
| • | Documentary Photography | (1) | 
| • | Documentary photography--United States--History--20th century. | (3) | 
| • | Domestic life -- Pictorial works. | (1) | 
| • | Domestic partner benefits--Law and legislation--Arizona | (1) | 
| • | Doppler effect | (1) | 
| • | Doppler radar | (1) | 
| • | Dormitories -- Arizona | (2) | 
| • | Downwinders | (1) | 
| • | Drama -- 20th century -- Stories, plots, etc. --                  Sources | (2) | 
| • | Drama -- 20th century. | (1) | 
| • | Drawing -- Study and teaching -- United States | (1) | 
| • | Drawing – United States – Exhibitions | (1) | 
| • | Drawing, American -- Specimens | (1) | 
| • | Drimia maritima | (1) | 
| • | Drinking water -- Mexican-American Border Region. | (1) | 
| • | Drug Control--United States. | (1) | 
| • | Drug traffic--Mexico. | (1) | 
| • | Dude ranches -- Mexico -- Magdalena de Kino. | (1) | 
| • | Earmarks -- California -- Yolo County. | (1) | 
| • | Earmarks -- Southwest, New -- History -- Sources. | (1) | 
| • | Earp family | (1) | 
| • | Earp, Wyatt, 1848-1929 | (1) | 
| • | Easter eggs -- Ukraine. | (1) | 
| • | Ecocriticism | (1) | 
| • | Ecofeminism | (1) | 
| • | Ecology. | (1) | 
| • | Economics | (1) | 
| • | Economics -- Addresses, essays, lectures. | (1) | 
| • | Economics -- Greece -- History. | (1) | 
| • | Editorial cartoons -- Political aspects -- United States. | (1) | 
| • | Editorial cartoons -- United States -- Specimens | (1) | 
| • | Education -- Arizona -- Finance. | (1) | 
| • | Education -- Arizona -- History | (1) | 
| • | Education -- Arizona -- History. | (2) | 
| • | Education -- Arizona -- Tucson -- History. | (1) | 
| • | Education -- Arizona -- Winslow. | (1) | 
| • | Education -- Curricula -- Arizona. | (1) | 
| • | Education Building--(Tucson, AZ)--Photographs | (1) | 
| • | Education and state -- Arizona. | (1) | 
| • | Education – Arizona – Tucson | (1) | 
| • | Education, Bilingual | (2) | 
| • | Education, Bilingual -- Arizona | (1) | 
| • | Education, Bilingual – Arizona | (1) | 
| • | Education, Bilingual—United States | (1) | 
| • | Education, Bilingual—United States. | (1) | 
| • | Education, Higher -- Aims and objectives -- Arizona. | (1) | 
| • | Education, Higher -- Aims and objectives -- United States. | (1) | 
| • | Education, Humanistic -- United States -- Philosophy. | (1) | 
| • | Education, Preschool -- Arizona | (1) | 
| • | Education-- Teachers-- High School--Literature. | (1) | 
| • | Educational publishing | (1) | 
| • | Educational surveys -- Arizona. | (1) | 
| • | Educators -- Arizona. | (2) | 
| • | Educators -- United States -- 20th century | (1) | 
| • | Elections -- Mexico -- History. | (1) | 
| • | Electric utilities -- Arizona -- Tucson -- History. | (1) | 
| • | Electrical Engineering. | (1) | 
| • | Elite (Social sciences) -- United States -- Case studies. | (1) | 
| • | Emblems -- Great Britain -- Pictorial works. | (1) | 
| • | Emigration                        and Immigration Law--United States | (1) | 
| • | Engineering -- Arizona | (1) | 
| • | Engineering -- Study and teaching (Higher) -- Arizona. | (1) | 
| • | English language -- Dialects -- West (U.S.) -- Glossaries,    vocabularies, etc. | (1) | 
| • | English language -- Dictionaries -- Mescalero | (1) | 
| • | English language -- Dictionaries -- Swahili | (1) | 
| • | English literature -- Manuscripts. | (1) | 
| • | English poetry -- 20th century -- Periodicals. | (2) | 
| • | English poetry -- Irish authors. | (1) | 
| • | English-only movement | (1) | 
| • | Engraving, Mexican. | (1) | 
| • | Entertainer -- Dancers | (1) | 
| • | Entertainer -- United States -- Biography | (1) | 
| • | Entertainer--Stripteasers | (1) | 
| • | Entertainer--actor | (1) | 
| • | Entertainer--comedian | (1) | 
| • | Entertainer--dancers | (1) | 
| • | Entertainers | (1) | 
| • | Entertainers -- Portraits | (1) | 
| • | Entertainers -- Portraits -- Exhibitions | (1) | 
| • | Entertainers -- Portraits -- Interviews | (1) | 
| • | Entertainers -- United States | (2) | 
| • | Entertainers -- United States. | (2) | 
| • | Entertainers--United States | (1) | 
| • | Entertainers--United States. | (1) | 
| • | Entertainers-United States. | (1) | 
| • | Entertainers. | (1) | 
| • | Entertainers—United States | (1) | 
| • | Environmental degradation--Mexican-American Border Region. | (1) | 
| • | Environmental literature -- Archival resources | (1) | 
| • | Environmental policy -- Arizona | (2) | 
| • | Environmental protection -- Arizona -- Citizen    participation | (1) | 
| • | Environmental protection -- Arizona -- Citizen                  participation | (1) | 
| • | Environmentalists -- United States | (1) | 
| • | Epic literature -- History and criticism | (1) | 
| • | Equal pay for equal work-Arizona-Tucson | (1) | 
| • | Eskimos -- Medical care -- Alaska. | (1) | 
| • | Eskimos -- Photographs | (1) | 
| • | Etching, American | (1) | 
| • | Etching, American -- Specimens | (1) | 
| • | Ethnohistory -- Arizona | (1) | 
| • | Ethnohistory -- Arizona. | (1) | 
| • | Ethnohistory -- Mexico -- Sonora (State) | (1) | 
| • | Ethnology -- Mexico -- Chihuahua (State) | (1) | 
| • | Ethnology -- Micronesia -- Chuuk -- Sources -- Land grants --        Arizona | (1) | 
| • | Etiquette for women. | (1) | 
| • | Europe—Description and travel | (1) | 
| • | Europe—History—1789-1900 | (1) | 
| • | Euthanasia | (1) | 
| • | Evolution (Biology) | (1) | 
| • | Evolutionary                  paleoecology | (1) | 
| • | Ex-presidents -- United States --    Interviews. | (1) | 
| • | Excavations (Archaeology) -- Arizona -- Phoenix | (1) | 
| • | Excavations (Archaeology) -- Mexico -- Chichen Itza Site --                  Photographs | (1) | 
| • | Excavations (Archaeology) -- Southwest, New | (2) | 
| • | Excavations (Archaeology)--Arizona | (1) | 
| • | Excommunication -- Catholic Church -- History -- 18th century    -- Sources | (1) | 
| • | Exhibitions -- California | (1) | 
| • | Explorers -- New Spain -- History -- 17th century -- Sources. | (1) | 
| • | Explorers -- New Spain -- History -- Sources | (1) | 
| • | Explorers -- New Spain. | (3) | 
| • | Explorers -- Southwest, New. | (2) | 
| • | Explorers -- United States -- Diaries. | (1) | 
| • | Explorers – Spain. | (1) | 
| • | Extinct cities -- Arizona -- Photographs | (1) | 
| • | Extinct cities -- Arizona -- Pima County --    Sources | (1) | 
| • | Extinct cities -- New Mexico -- Photographs | (1) | 
| • | Extinct cities--Arizona | (1) | 
| • | Extinct cities—Arizona—Photographs. | (1) | 
| • | Extinct cities—New Mexico—Photographs. | (1) | 
| • | Extrasolar planets | (1) | 
| • | Fabry-Perot Spectrometer | (1) | 
| • | Face painting -- Mexico -- Sonora (State) | (1) | 
| • | Faculties (Canon law) -- History -- 18th century --    Sources | (1) | 
| • | Family violence -- United States | (1) | 
| • | Family-owned business enterprises | (1) | 
| • | Fan magazines. | (1) | 
| • | Fan mail | (1) | 
| • | Fantastic Four (Fictitious characters) | (1) | 
| • | Fantasy fiction, American | (1) | 
| • | Fantasy fiction, American--History and criticism. | (1) | 
| • | Fantasy fiction, American—Appreciation. | (1) | 
| • | Fantasy. | (1) | 
| • | Farm life -- Alberta -- History -- Sources. | (1) | 
| • | Farm life -- California -- History -- Sources. | (1) | 
| • | Feature films | (1) | 
| • | Feminism -- United States | (1) | 
| • | Feminism -- United States. | (1) | 
| • | Feminism and literature -- United States | (1) | 
| • | Feminists -- United States -- Archives | (1) | 
| • | Ferries | (1) | 
| • | Ferries -- Arizona -- Yuma. | (2) | 
| • | Ferries -- Arizona. | (1) | 
| • | Festivals -- Arizona -- Tombstone. | (1) | 
| • | Festivals--Mexico--Guaymas (Sonora : State) | (1) | 
| • | Fetterman Fight, Wyo., 1866. | (1) | 
| • | Fiddle tunes. | (1) | 
| • | Figure sculpture, Mexican -- Pictorial works | (1) | 
| • | Film posters -- Specimens. | (1) | 
| • | Film posters – Specimens. | (1) | 
| • | Film posters. | (1) | 
| • | Film society – U.S. – Arizona | (1) | 
| • | Film stills--1950-1960. | (1) | 
| • | Film stills--1960-1970. | (1) | 
| • | Film stills--1970-1980. | (1) | 
| • | Finance, Public -- Mexico -- Sonora (State) -- History -- 1821-1861 -- Sources | (1) | 
| • | Firemaking | (1) | 
| • | Flags -- Arizona. | (1) | 
| • | Flood control -- Arizona -- Tucson | (1) | 
| • | Flood control -- United States | (1) | 
| • | Floodplains -- Arizona -- Cochise County --    Management | (1) | 
| • | Floodplains -- Arizona -- Tucson --    Management | (1) | 
| • | Floods -- Colorado River (Colo.-Mexico) | (1) | 
| • | Flour mills | (1) | 
| • | Flour mills—Mexico—Chihuahua (State)—History—Sources | (1) | 
| • | Folk        drama, Spanish | (1) | 
| • | Folk art -- Mexico -- Magdalena de Kino | (1) | 
| • | Folk dance music -- Mexico | (1) | 
| • | Folk dancing -- Mexico | (1) | 
| • | Folk dancing -- United States | (1) | 
| • | Folk drama, Spanish American | (1) | 
| • | Folk drama, Spanish. | (1) | 
| • | Folk festivals -- Arizona -- Tucson. | (1) | 
| • | Folk music | (2) | 
| • | Folk music -- Arizona | (1) | 
| • | Folk music -- Arizona -- Tucson | (1) | 
| • | Folk music -- Arizona -- Tucson. | (1) | 
| • | Folk music -- New Mexico | (1) | 
| • | Folk music – Arizona | (2) | 
| • | Folk music. | (1) | 
| • | Folk songs, English -- United States | (1) | 
| • | Folk songs, English. | (1) | 
| • | Folk songs, Spanish | (2) | 
| • | Folk songs, Spanish -- Arizona | (1) | 
| • | Folk songs, Spanish -- Arizona. | (1) | 
| • | Folk songs, Spanish -- Mexico | (2) | 
| • | Folk songs, Spanish -- Southwest, New | (1) | 
| • | Folklore -- Arizona | (4) | 
| • | Folklore -- Arizona. | (1) | 
| • | Folklore -- Mexico | (4) | 
| • | Folklore -- Mexico. | (2) | 
| • | Folklore -- Southwest, New | (3) | 
| • | Folklore -- Southwest, New. | (2) | 
| • | Folklore -- Spain -- Sources. | (1) | 
| • | Folklore -- Spain. | (1) | 
| • | Folklore --Arizona. | (1) | 
| • | Folklore archives -- Arizona -- Tucson | (1) | 
| • | Folklore--Arizona. | (1) | 
| • | Folklore. | (1) | 
| • | Folklorists -- Arizona -- Tucson -- Archives | (3) | 
| • | Folklorists -- Arizona -- Tucson -- Archives. | (1) | 
| • | Football -- Arizona -- History | (1) | 
| • | Football -- Arizona -- History. | (2) | 
| • | Forage plants—Arizona | (1) | 
| • | Foreign correspondents. | (1) | 
| • | Forest Service -- United States -- History | (1) | 
| • | Forests and forestry -- Arizona. | (1) | 
| • | Formations (Geology) -- Utah | (1) | 
| • | Formulas, recipes, etc. -- England -- History -- Sources. | (1) | 
| • | Fortification -- New Mexico -- History -- 19th century -- Sources. | (1) | 
| • | Fortification -- Southwest, New -- History -- 19th century -- Sources. | (1) | 
| • | Fortification -- Washington (State) -- History -- 19th century -- Sources. | (1) | 
| • | Forums (Discussion and debate)-Arizona. | (1) | 
| • | Fourth of July celebrations -- Arizona -- Nogales --                  Photographs | (1) | 
| • | Fox Theater (Tucson, Ariz.) | (1) | 
| • | Franciscans - Arizona - Missions | (1) | 
| • | Frank Leslie's illustrated newspaper | (1) | 
| • | Fraternal organizations -- Arizona -- Tombstone. | (3) | 
| • | Free schools -- United States. | (1) | 
| • | Freedmen -- Missions -- Indian Territory | (1) | 
| • | Freedom of                        Religion | (1) | 
| • | Freedom of expression—Mexico. | (1) | 
| • | Freedom of the press--Mexico—History--21st century. | (1) | 
| • | Freight and freightage -- High Plains (U.S.) -- History -- 19th century. | (1) | 
| • | Freight and freightage -- Southwest, New -- History -- Sources. | (1) | 
| • | Freight and freightage -- West (U.S.) | (1) | 
| • | Freight and freightage – Arizona – Photographs | (1) | 
| • | Freight and freightage—Pictorial works | (1) | 
| • | French literature -- 19th century. | (1) | 
| • | Frontier and pioneer                  life--Arizona. | (1) | 
| • | Frontier and pioneer life --      Arizona. | (1) | 
| • | Frontier and pioneer life -- Alberta. | (1) | 
| • | Frontier and pioneer life -- Arizona -- Cochise County. | (1) | 
| • | Frontier and pioneer life -- Arizona -- History --    Sources | (2) | 
| • | Frontier and pioneer life -- Arizona -- History -- Sources. | (1) | 
| • | Frontier and pioneer life -- Arizona -- Mohave County. | (1) | 
| • | Frontier and pioneer life -- Arizona -- Photographs | (1) | 
| • | Frontier and pioneer life -- Arizona -- Tombstone. | (1) | 
| • | Frontier and pioneer life -- Arizona. | (11) | 
| • | Frontier and pioneer life -- Colorado | (1) | 
| • | Frontier and pioneer life -- Mexico -- Chihuahua (State) | (1) | 
| • | Frontier and pioneer life -- New Mexico | (4) | 
| • | Frontier and pioneer life -- New Mexico -- Lincoln    County | (1) | 
| • | Frontier and pioneer life -- New Mexico -- Lordsburg -- Sources. | (1) | 
| • | Frontier and pioneer life -- New Mexico -- Photographs | (1) | 
| • | Frontier and pioneer life -- New Mexico -- Silver City -- Sources. | (1) | 
| • | Frontier and pioneer life -- New Mexico -- Sources | (1) | 
| • | Frontier and pioneer life -- New Mexico -- Sources. | (1) | 
| • | Frontier and pioneer life -- Oklahoma. | (1) | 
| • | Frontier and pioneer life -- Oregon -- History. | (1) | 
| • | Frontier and pioneer life -- Southwest, New | (1) | 
| • | Frontier and pioneer life -- Southwest, New -- Sources | (1) | 
| • | Frontier and pioneer life -- Southwest, New. | (1) | 
| • | Frontier and pioneer life -- Tennessee. | (1) | 
| • | Frontier and pioneer life -- Texas | (1) | 
| • | Frontier and pioneer life -- Texas -- Photographs | (1) | 
| • | Frontier and pioneer life -- Texas. | (1) | 
| • | Frontier and pioneer life -- Washington (State) -- Sources. | (1) | 
| • | Frontier and pioneer life -- West (U.S.) | (4) | 
| • | Frontier and pioneer life -- West (U.S.) -- Bibliography. | (1) | 
| • | Frontier and pioneer life -- Wyoming. | (1) | 
| • | Frontier and pioneer life – Arizona | (1) | 
| • | Frontier and pioneer life – Arizona. | (1) | 
| • | Frontier and pioneer life--Arizona | (2) | 
| • | Frontier and pioneer life--Arizona--Cochise County. | (1) | 
| • | Frontier and pioneer life--Arizona. | (1) | 
| • | Frontier and pioneer life. | (2) | 
| • | Frontier and pioneer life—Pictorial works | (1) | 
| • | Fugitives from justice. | (1) | 
| • | Furniture industry and trade -- Arizona -- Tucson --                        History | (1) | 
| • | Galaxies. | (1) | 
| • | Gambling -- Arizona -- Tucson -- History | (1) | 
| • | Gambling -- Arizona. | (1) | 
| • | Gamma-ray spectroscopy. | (1) | 
| • | Gangs -- Arizona -- Tucson | (1) | 
| • | Gardens -- Poetry. | (1) | 
| • | Gastronomy. | (1) | 
| • | Gay activists -- United States | (1) | 
| • | Gay activists--United States | (1) | 
| • | Gay liberation movement -- Arizona | (4) | 
| • | Gay liberation movement -- Periodicals | (1) | 
| • | Gay liberation movement -- United                  States | (1) | 
| • | Gay men -- Legal status, laws, etc. | (1) | 
| • | Gay pride celebrations | (2) | 
| • | Gay youth | (1) | 
| • | Gender nonconformity | (1) | 
| • | Generals -- Mexico. | (1) | 
| • | Geography | (1) | 
| • | Geography -- Study and teaching | (1) | 
| • | Geological time—Research. | (1) | 
| • | Geology -- Arizona --Pima County. | (1) | 
| • | Geology -- Four Corners Region | (1) | 
| • | Geology--Arizona | (1) | 
| • | Geology--Arizona--Cochise County. | (1) | 
| • | Geology--Arizona--Pima County. | (1) | 
| • | Geology--New Mexico--Grant County. | (1) | 
| • | German language -- Dictionaries -- Tarahumara. | (1) | 
| • | Ghost dance. | (1) | 
| • | Ghost stories, American -- Southwest, New | (1) | 
| • | Ghost towns -- Arizona | (1) | 
| • | Ghost towns -- Southwest, New -- Photographs | (4) | 
| • | Ghost towns--Arizona | (1) | 
| • | Giffords, Gabrielle D. (Gabrielle Dee), 1970--Assassination attempt, 2011. | (1) | 
| • | Gila River Pima-Maricopa Indian Community -- Trials, litigation, etc. | (1) | 
| • | Gila River Watershed (N.M. and Ariz.) | (1) | 
| • | Girl Scouts -- Arizona -- Photographs. | (1) | 
| • | Glass underpainting -- Mexico -- Magdalena de    Kino | (1) | 
| • | Globalization | (1) | 
| • | Globe Theatre Productions -- History. | (1) | 
| • | Goats -- Sonoran Desert | (1) | 
| • | Gold miners -- Alaska -- Biography. | (1) | 
| • | Gold miners -- Arizona -- Biography. | (1) | 
| • | Gold miners -- California -- Diaries. | (1) | 
| • | Gold miners -- Canada -- Biography. | (1) | 
| • | Gold mines and mining -- Alaska -- History. | (1) | 
| • | Gold mines and mining -- Arizona -- Cochise County. | (1) | 
| • | Gold mines and mining -- Arizona -- Graham County. | (1) | 
| • | Gold mines and mining -- Arizona -- History -- Sources. | (1) | 
| • | Gold mines and mining -- Arizona -- History. | (1) | 
| • | Gold mines and mining -- Arizona -- Mohave County. | (1) | 
| • | Gold mines and mining -- Canada -- History. | (1) | 
| • | Gold mines and mining -- New Mexico -- History -- Sources. | (1) | 
| • | Gold mines and mining -- New Mexico -- White Oaks. | (1) | 
| • | Goldwater, Barry M. (Barry Morris), 1909-1998 | (1) | 
| • | Gorilla -- Photographs. | (1) | 
| • | Gospel music | (1) | 
| • | Gospel music. | (1) | 
| • | Governors -- Arizona -- Archives | (1) | 
| • | Governors -- Arizona -- Biography. | (1) | 
| • | Governors -- Arizona. | (1) | 
| • | Governors -- Mexico. | (1) | 
| • | Grading and marking (Students) -- Arizona. | (1) | 
| • | Graham - Tewksbury Feud. | (1) | 
| • | Graham, Mount (Ariz.). | (1) | 
| • | Graham-Tewksbury Feud | (2) | 
| • | Graham-Tewksbury Feud. | (1) | 
| • | Grasses -- Arizona | (1) | 
| • | Grasses -- Mexico | (1) | 
| • | Grasses—Arizona | (1) | 
| • | Grasslands | (1) | 
| • | Grazing--Arizona. | (1) | 
| • | Greek letter societies | (1) | 
| • | Greek letter societies. | (1) | 
| • | Grierson's Cavalry Raid, 1863 -- Personal narratives. | (1) | 
| • | Groundwater -- Arizona | (3) | 
| • | Groundwater -- Arizona -- Cochise County | (1) | 
| • | Groundwater -- Arizona -- Pima County. | (1) | 
| • | Groundwater--Arizona | (1) | 
| • | Guayule | (1) | 
| • | Gum Tragacanth | (1) | 
| • | Gunfighters | (1) | 
| • | HIV-positive persons | (1) | 
| • | Haciendas—Mexico—Chihuahua (State)—History—Sources | (1) | 
| • | Handicraft -- Panama. | (1) | 
| • | Harmonica music. | (1) | 
| • | Harness making and trade -- Arizona -- Tucson. | (1) | 
| • | Harshaw Mining District (Ariz.) - History | (1) | 
| • | Hat        trade | (1) | 
| • | Hat trade -- Ecuador | (1) | 
| • | Hat trade -- United States | (1) | 
| • | Hate crimes--Arizona | (1) | 
| • | Havasupai Indians -- Education. | (1) | 
| • | Havasupai Indians -- Pictorial works. | (1) | 
| • | Hayden, Carl Trumbull, 1877-1972 | (1) | 
| • | Hazardous waste sites | (1) | 
| • | Health      Facility-Administration | (1) | 
| • | Health Facility--Administration | (1) | 
| • | Health Services Accessibility | (1) | 
| • | Health facilities -- Administration. | (1) | 
| • | Health facilities -- Arizona -- Tucson | (1) | 
| • | Health facilities -- Arizona -- Tucson. | (1) | 
| • | Health facilities -- Records. | (1) | 
| • | Heraldry -- Great Britain -- Pictorial works. | (1) | 
| • | Herberger Theater Center (Phoenix, Ariz.) | (1) | 
| • | Herbs -- Folklore | (1) | 
| • | Herbs -- Therapeutic use | (1) | 
| • | Hereford cattle -- Arizona | (1) | 
| • | Herpetology | (1) | 
| • | High technology | (1) | 
| • | Highway planning -- Arizona -- History -- Sources. | (1) | 
| • | Hispanic American college                        students--Arizona--Tucson--History. | (1) | 
| • | Hispanic American families – Arizona – History | (1) | 
| • | Hispanic American lawyers -- Arizona -- Archives | (1) | 
| • | Hispanic American librarians | (1) | 
| • | Hispanic American neighborhoods -- Arizona -- Tucson | (1) | 
| • | Hispanic American neighborhoods—Arizona--Tucson | (1) | 
| • | Hispanic Americans -- Arizona -- Archives | (1) | 
| • | Hispanic Americans -- California -- Los Angeles -- Social conditions -- 20th century. | (1) | 
| • | Hispanic Americans -- California, Southern -- Social conditions -- 20th century. | (1) | 
| • | Hispanic Americans and libraries | (1) | 
| • | Hispanic Americans and libraries—United States--Evaluation | (1) | 
| • | Historians -- United States -- Biography. | (1) | 
| • | Historic buildings -- Arizona -- Congresses. | (1) | 
| • | Historic buildings -- Arizona -- Tucson | (3) | 
| • | Historic buildings -- Arizona -- Tucson. | (1) | 
| • | Historic buildings -- New Mexico -- Lordsburg -- Photographs. | (1) | 
| • | Historic buildings – Arizona – Tucson. | (1) | 
| • | Historic districts -- Arizona -- Tucson | (1) | 
| • | Historic districts—Arizona--Tucson | (1) | 
| • | Historic mines | (2) | 
| • | Historic sites -- Arizona -- Chiricahua National                  Monument | (1) | 
| • | Historic sites -- Arizona -- Congresses. | (1) | 
| • | Historic sites -- Arizona -- Tucson. | (1) | 
| • | Historic sites -- Conservation and restoration -- United                  States | (1) | 
| • | Historic sites -- New Mexico | (1) | 
| • | Historic sites—Arizona—Tucson | (1) | 
| • | Historical fiction, American | (1) | 
| • | History -- Tucson (Ariz.) | (1) | 
| • | History--Religious aspects--Christianity. | (1) | 
| • | Hobo songs. | (1) | 
| • | Hohokham | (1) | 
| • | Hohokham culture--Arizona--Phoenix | (1) | 
| • | Holocaust Jewish 1939-1945--Personal                        narratives. | (1) | 
| • | Holocaust survivors | (1) | 
| • | Holocaust, Jewish                  (1939-1945). | (1) | 
| • | Holocaust, Jewish (1939-1945) | (2) | 
| • | Home demonstration work -- Arizona -- Pima County -- Photographs. | (1) | 
| • | Home demonstration work -- Arizona. | (7) | 
| • | Home economics -- Handbooks, manuals, etc. -- History -- Sources. | (1) | 
| • | Homesites -- Arizona. | (1) | 
| • | Homestead law -- United States. | (1) | 
| • | Homosexuality | (1) | 
| • | Homosexuality in motion pictures | (1) | 
| • | Hoofs and Horns Magazine -- Records and    correspondence | (1) | 
| • | Hopi Indians | (3) | 
| • | Hopi Indians -- Agriculture | (1) | 
| • | Hopi Indians -- Government relations | (1) | 
| • | Hopi Indians -- History -- 18th century -- Sources. | (2) | 
| • | Hopi Indians -- Land tenure | (1) | 
| • | Hopi Indians -- Photographs | (2) | 
| • | Hopi Indians -- Pictorial works | (2) | 
| • | Hopi Indians -- Rites and ceremonies. | (2) | 
| • | Hopi Indians -- Social life and customs | (2) | 
| • | Hopi Indians -- Social life and customs. | (1) | 
| • | Hopi Indians -- Trading posts | (1) | 
| • | Hopi Indians – Arizona – Pictorial works | (1) | 
| • | Hopi Indians – Music | (2) | 
| • | Hopi Indians. | (1) | 
| • | Horror plays. | (1) | 
| • | Horror tales, American—Periodicals. | (1) | 
| • | Horror tales--Appreciation. | (1) | 
| • | Horse industry -- New Mexico -- History -- 19th century -- Sources. | (1) | 
| • | Horse industry -- New Mexico -- History -- Sources. | (1) | 
| • | Horse owners -- California -- Yolo County. | (1) | 
| • | Horse racing--Mexico--Tijuana--Pictorial works | (1) | 
| • | Horseless Carriage Club | (1) | 
| • | Horticulture -- Arizona | (3) | 
| • | Horticulture -- Arizona -- History. | (1) | 
| • | Horticulture--Arizona. | (1) | 
| • | Hospital Libraries | (1) | 
| • | Hospitals -- Arizona | (1) | 
| • | Hospitals -- Arizona. | (1) | 
| • | Hospitals -- Spain -- History -- 16th century --                  Sources | (1) | 
| • | Hotels -- Arizona -- Tucson. | (1) | 
| • | Hotels -- United States -- Photographs | (1) | 
| • | Hualapai Indian Tribe of the Hualapai Indian Reservation, Arizona -- Trials, litigation, etc. | (1) | 
| • | Hualapai Indians -- History. | (1) | 
| • | Hualapai Indians -- Music | (1) | 
| • | Hualapai Indians. | (1) | 
| • | Huebabi Land Grant (Ariz.) | (1) | 
| • | Human Geography | (1) | 
| • | Human Smuggling | (1) | 
| • | Human rights advocacy--Mexico. | (1) | 
| • | Human rights workers -- United States -- Arizona -- Tucson. | (1) | 
| • | Human rights--Mexico. | (1) | 
| • | Humane Borders, Inc. | (1) | 
| • | Humorous poetry, American. | (1) | 
| • | Hunt Irrigation Co. | (1) | 
| • | Hunters -- Diaries | (1) | 
| • | Hydroelectric power plants--Law and legislation--Arizona. | (1) | 
| • | Hydrographic surveying -- Mexico -- Veracruz (State) --    History -- Sources | (1) | 
| • | Hydrography -- Mexico -- Veracruz (State) -- History --    Sources | (1) | 
| • | Icebergs -- Photographs | (1) | 
| • | Illegal Aliens | (1) | 
| • | Illegal aliens – Arizona. | (1) | 
| • | Illegal aliens – Government policy – United States. | (1) | 
| • | Illumination of books and manuscripts, Italian --    Specimens | (1) | 
| • | Illustrators -- Arizona | (1) | 
| • | Illustrators -- United States -- History | (1) | 
| • | Immigrants -- New York (State) -- New York -- History -- 20th century. | (1) | 
| • | Immigrants -- United States -- Arizona --    Correspondence | (1) | 
| • | Immigration advocates -- United States -- Arizona -- Tucson. | (1) | 
| • | Immigration issues in the United States. | (1) | 
| • | Impeachments | (1) | 
| • | Indian Art – Southwest, New. | (1) | 
| • | Indian Traders-Arizona | (1) | 
| • | Indian agents -- Arizona | (2) | 
| • | Indian agents -- Arizona. | (2) | 
| • | Indian agents -- New Mexico -- History | (1) | 
| • | Indian baskets -- Mexico -- Sonora (State) | (1) | 
| • | Indian baskets--Southwest | (1) | 
| • | Indian captivities | (1) | 
| • | Indian dance -- Arizona. | (1) | 
| • | Indian dance -- Mexico. | (1) | 
| • | Indian dance -- New Mexico.. | (1) | 
| • | Indian reservations -- Arizona | (1) | 
| • | Indian reservations -- New Mexico -- History | (1) | 
| • | Indian wood-carving -- Mexico -- Sonora (State) | (1) | 
| • | Indians in art. | (1) | 
| • | Indians of Mexico -- Mexico -- Chihuahua (State) | (1) | 
| • | Indians of Mexico -- Mexico -- Chihuahua (State) -- History -- 17th century. | (1) | 
| • | Indians of Mexico -- Mexico -- Chihuahua (State) -- Languages. | (1) | 
| • | Indians of Mexico -- Mexico -- Coahuila (State) -- Antiquities. | (1) | 
| • | Indians of Mexico -- Mexico -- Colima (State) -- History -- 16th century -- Sources. | (1) | 
| • | Indians of Mexico -- Mexico -- Sinaloa (State) -- History -- 17th century. | (2) | 
| • | Indians of Mexico -- Mexico -- Sonora (State) --                  Photographs | (1) | 
| • | Indians of Mexico -- Mexico -- Sonora (State) -- History -- 17th century. | (1) | 
| • | Indians of Mexico -- Mexico -- Sonora (State) -- History -- 18th century. | (5) | 
| • | Indians of Mexico -- Mexico -- Sonora (State) -- History -- 19th century. | (1) | 
| • | Indians of Mexico -- Mexico -- Sonora (State) -- Photographs | (1) | 
| • | Indians of Mexico -- Missions -- History -- 18th century. | (1) | 
| • | Indians of Mexico -- Missions -- Mexico -- Baja California (Peninsula) | (1) | 
| • | Indians of Mexico -- Missions. | (33) | 
| • | Indians of Mexico -- Social life and customs | (1) | 
| • | Indians of Mexico -- Wars. | (2) | 
| • | Indians of Mexico – Music | (2) | 
| • | Indians of Mexico--Missions. | (2) | 
| • | Indians of Mexico--Wars. | (1) | 
| • | Indians of North America | (3) | 
| • | Indians of North America - Arizona – Music | (2) | 
| • | Indians of North America --      Folklore | (1) | 
| • | Indians of North America --      Music | (1) | 
| • | Indians of North America -- Agriculture | (1) | 
| • | Indians of North America -- Arizona | (2) | 
| • | Indians of North America -- Arizona --    History | (1) | 
| • | Indians of North America -- Arizona --    Photographs | (1) | 
| • | Indians of North America -- Arizona -- Claims | (1) | 
| • | Indians of North America -- Arizona -- Government                  relations | (1) | 
| • | Indians of North America -- Arizona -- History -- 17th century -- Sources. | (1) | 
| • | Indians of North America -- Arizona -- History -- 20th century. | (1) | 
| • | Indians of North America -- Arizona -- History. | (4) | 
| • | Indians of North America -- Arizona -- La Paz County -- History. | (1) | 
| • | Indians of North America -- Arizona -- Law and legislation --    Sources | (1) | 
| • | Indians of North America -- Arizona -- Music. | (1) | 
| • | Indians of North America -- Arizona -- Pictorial                  works | (1) | 
| • | Indians of North America -- Arizona. | (2) | 
| • | Indians of North America -- Biography. | (1) | 
| • | Indians of North America -- Claims against | (1) | 
| • | Indians of North America -- Education -- Arizona. | (1) | 
| • | Indians of North America -- Folklore | (2) | 
| • | Indians of North America -- Government relations --    1869-1934 | (1) | 
| • | Indians of North America -- Government relations --                  1869-1934 | (1) | 
| • | Indians of North America -- Government relations. | (2) | 
| • | Indians of North America -- Legal status, laws, etc. --    Arizona | (1) | 
| • | Indians of North America -- Legal status, laws, etc. -- Arizona. | (1) | 
| • | Indians of North America -- Medical care -- Arizona -- History. | (1) | 
| • | Indians of North America -- Missions -- Arizona -- History -- 18th century. | (1) | 
| • | Indians of North America -- Missions -- Southwest, New | (1) | 
| • | Indians of North America -- Missions -- Southwest, New. | (1) | 
| • | Indians of North America -- Music | (1) | 
| • | Indians of North America -- New Mexico -- History -- 19th    century -- Sources | (1) | 
| • | Indians of North America -- New Mexico -- Legends. | (1) | 
| • | Indians of North America -- New Mexico -- Pictorial                  works | (1) | 
| • | Indians of North America -- New Mexico. | (1) | 
| • | Indians of North America -- Pimería Alta (Mexico and Ariz.) -- History -- 18th century. | (1) | 
| • | Indians of North America -- Southwest, New --    Antiquities | (1) | 
| • | Indians of North America -- Southwest, New --    Portraits | (1) | 
| • | Indians of North America -- Southwest, New --                        Photographs | (1) | 
| • | Indians of North America -- Southwest, New --                  Photographs | (3) | 
| • | Indians of North America -- Southwest, New -- Antiquities | (1) | 
| • | Indians of North America -- Southwest, New -- Folklore. | (2) | 
| • | Indians of North America -- Southwest, New -- History --    Chronology | (1) | 
| • | Indians of North America -- Southwest, New -- History -- 18th century -- Sources. | (4) | 
| • | Indians of North America -- Southwest, New -- History -- 19th century -- Sources. | (1) | 
| • | Indians of North America -- Southwest, New -- Photographs. | (1) | 
| • | Indians of North America -- Southwest, New -- Pictorial    works | (1) | 
| • | Indians of North America -- Southwest, New -- Pictorial                  works | (1) | 
| • | Indians of North America -- Southwest, New -- Pictorial works. | (1) | 
| • | Indians of North America -- Southwest, New -- Rites and    ceremonies | (1) | 
| • | Indians of North America -- Southwest, New. | (2) | 
| • | Indians of North America -- Texas | (1) | 
| • | Indians of North America -- Texas -- Antiquities. | (1) | 
| • | Indians of North America -- Wars -- 1866-1895 -- Personal narratives. | (1) | 
| • | Indians of North America -- Wars -- 1866-1895. | (1) | 
| • | Indians of North America -- West (U.S.) -- Government relations -- 1869-1934. | (1) | 
| • | Indians of North America – Arizona –                        Government relations. | (1) | 
| • | Indians of North America – Arizona –                        History. | (1) | 
| • | Indians of North America – Legal                        status, laws, etc. – Arizona . | (1) | 
| • | Indians of North America – Politics                        and government. | (1) | 
| • | Indians of North America – Southwest | (2) | 
| • | Indians of North America--Arizona--Pictorial works. | (1) | 
| • | Indians of North America--Arizona. | (1) | 
| • | Indians of North America--Diseases | (1) | 
| • | Indians of North America. | (1) | 
| • | Indians of North America. Arizona. | (1) | 
| • | Indians of North American--Arizona--Antiquities | (1) | 
| • | Indians of North American--Medical Care | (1) | 
| • | Indians of North America—Pictorial works | (1) | 
| • | Indians of South America -- Andes Region -- History -- 18th century -- Sources. | (1) | 
| • | Indians, Treatment of -- Mexico -- Sonora (State) | (1) | 
| • | Indigenous peoples | (3) | 
| • | Industries -- Mexico -- Cananea | (1) | 
| • | Infants -- Pictorial works. | (1) | 
| • | Inheritance and succession -- New Mexico -- History -- 18th century. | (1) | 
| • | Inland navigation -- Mexico -- Veracruz (State) -- History --    Sources | (1) | 
| • | Inquisition -- Spain | (1) | 
| • | Insects -- Poetry. | (1) | 
| • | Integrated circuits -- History | (1) | 
| • | Intercultural communication -- History -- 20th century --        Sources | (1) | 
| • | International law -- United States -- Philosophy. | (1) | 
| • | Interpersonal relations | (1) | 
| • | Interviewing on radio | (2) | 
| • | Interviewing on television | (1) | 
| • | Interviews | (1) | 
| • | Intramural sports -- Arizona. | (1) | 
| • | Investments, British -- United States -- History -- 19th century -- Sources. | (1) | 
| • | Investments, Foreign -- Mexico -- Sonora (State) | (1) | 
| • | Irrigation -- Arizona | (7) | 
| • | Irrigation -- Arizona -- History. | (1) | 
| • | Irrigation -- Arizona -- Maricopa County. | (1) | 
| • | Irrigation -- Arizona -- Pinal County -- History. | (1) | 
| • | Irrigation -- Arizona -- San Xavier Indian Reservation. | (1) | 
| • | Irrigation -- Arizona. | (1) | 
| • | Irrigation -- New Mexico | (1) | 
| • | Irrigation -- Utah | (1) | 
| • | Irrigation engineering -- Mexico -- Yaqui River | (1) | 
| • | Irrigation – Arizona – Photographs | (1) | 
| • | Irrigation--Arizona--Photographs. | (1) | 
| • | Irrigation--Government policy--Arizona. | (1) | 
| • | Isleta Indians -- Legends. | (1) | 
| • | Italian Americans -- Arizona | (1) | 
| • | Ixtlán del Río (Nayarit, Mexico) -- Antiquities | (1) | 
| • | Japan--Description and travel--20th century--Photographs. | (1) | 
| • | Japanese -- United States. | (1) | 
| • | Japanese Americans -- Evacuation and relocation,    1942-1945 | (1) | 
| • | Japanese Americans -- Evacuation and relocation, 1942-1945 | (2) | 
| • | Japanese Americans -- Evacuation and relocation, 1942-1945. | (1) | 
| • | Japanese Americans -- Photographs | (1) | 
| • | Japanese in the United States | (1) | 
| • | Japanese—New Mexico—Photographs. | (1) | 
| • | Jarvis family. | (1) | 
| • | Jazz -- 1921-1930 | (1) | 
| • | Jazz Musicians—1940-1950 | (1) | 
| • | Jesuit architecture -- Mexico -- Chihuahua (State) | (1) | 
| • | Jesuits -- Mexico -- Customs and practices --    Sources | (1) | 
| • | Jewish businesspeople -- Arizona -- Archives | (1) | 
| • | Jewish businesspeople -- Arizona -- History | (1) | 
| • | Jewish businesspeople -- Arizona -- Photographs | (1) | 
| • | Jewish businesspeople -- Arizona -- Tucson | (2) | 
| • | Jewish businesspeople -- New Mexico -- Photographs | (1) | 
| • | Jewish businesspeople -- Texas -- History | (1) | 
| • | Jewish businesspeople -- Texas -- Photographs | (1) | 
| • | Jewish literature--United States. | (1) | 
| • | Jewish merchants -- New Mexico | (1) | 
| • | Jewish merchants -- Texas | (1) | 
| • | Jewish newspapers -- Arizona -- Tucson | (2) | 
| • | Jewish refugees. | (1) | 
| • | Jewish theater - California - Los Angeles. | (1) | 
| • | Jews        -- Persecutions | (1) | 
| • | Jews        -- Spain -- History | (1) | 
| • | Jews -- Argentina -- History -- 19th Century | (1) | 
| • | Jews -- Arizona | (3) | 
| • | Jews -- Arizona -- History | (1) | 
| • | Jews -- Arizona -- History -- Pictorial works | (1) | 
| • | Jews -- Arizona -- History -- Sources | (2) | 
| • | Jews -- Arizona -- Photographs | (1) | 
| • | Jews -- Arizona -- Tucson | (1) | 
| • | Jews -- Arizona -- Tucson -- History | (2) | 
| • | Jews -- California -- Photographs | (1) | 
| • | Jews -- Germany -- History -- 1933-1945. | (1) | 
| • | Jews -- New Mexico | (2) | 
| • | Jews -- New Mexico -- History | (1) | 
| • | Jews -- New Mexico -- Photographs | (1) | 
| • | Jews -- Southwest, New -- History | (2) | 
| • | Jews -- Texas -- History | (1) | 
| • | Jews -- Texas -- Photographs | (1) | 
| • | Jews -- West (U.S.) | (1) | 
| • | Jews--Migrations | (1) | 
| • | Jojoba | (1) | 
| • | Journalism -- Arizona -- Phoenix -- History. | (1) | 
| • | Journalism -- Awards -- Arizona. | (1) | 
| • | Journalism, Pictorial -- History -- 20th century. | (1) | 
| • | Journalism--20th century. | (3) | 
| • | Journalism--Mexico—21st century. | (1) | 
| • | Journalism. | (1) | 
| • | Journalists | (1) | 
| • | Journalists -- 1960-1980 | (1) | 
| • | Journalists -- Arizona | (1) | 
| • | Journalists -- Arizona. | (3) | 
| • | Journalists--Arizona. | (1) | 
| • | Journalists--Death--Mexico. | (1) | 
| • | Journalists--Education. | (1) | 
| • | Journalists--Legal status, laws, etc.--Mexico. | (1) | 
| • | Journalists--Mexico--Attitudes. | (1) | 
| • | Journalists--Mexico--Crimes against. | (1) | 
| • | Journalists--Mexico--Social conditions. | (1) | 
| • | Journalists--Professional ethics--Mexico. | (1) | 
| • | Journalists—Mexico--21st century—Interviews. | (1) | 
| • | Judges -- Arizona | (1) | 
| • | Judges -- Arizona -- Archives | (1) | 
| • | Judges -- Arizona -- Archives. | (1) | 
| • | Justices of the peace -- Arizona -- Archives | (1) | 
| • | Kayenta Trading Post | (1) | 
| • | Kingman (Ariz.)—Pictorial works. | (1) | 
| • | Kings and rulers -- Portraits. | (1) | 
| • | Kiowa Indians | (1) | 
| • | Kiowa Indians -- Wars. | (1) | 
| • | Kitt Peak National Observatory. | (1) | 
| • | Krutch, Joseph Wood, 1893-1970 | (1) | 
| • | LGBTQ people | (6) | 
| • | Labor -- Arizona -- Societies, etc. | (2) | 
| • | Labor Unions – United States. | (1) | 
| • | Labor disputes -- Arizona | (1) | 
| • | Labor disputes -- United States | (1) | 
| • | Labor union members--Canada. | (1) | 
| • | Labor unions -- Arizona. | (1) | 
| • | Land Grants --Arizona | (1) | 
| • | Land Titles | (2) | 
| • | Land grants -- Arizona | (5) | 
| • | Land grants -- Arizona. | (8) | 
| • | Land grants -- Mexico. | (1) | 
| • | Land grants -- New Mexico | (1) | 
| • | Land grants--Arizona | (1) | 
| • | Land reform -- Mexico -- Sonora (State) --    Sources | (1) | 
| • | Land titles - Arkansas. | (1) | 
| • | Land titles -- Arizona -- History -- Sources | (2) | 
| • | Land titles -- Arizona -- Tucson. | (1) | 
| • | Land titles -- Arizona -- Yavapai County -- History. | (1) | 
| • | Land titles -- Arizona. | (2) | 
| • | Land titles -- Mexico -- Sonora (State) -- Altar -- History -- Sources | (1) | 
| • | Land titles -- Mexico -- Sonora (State) -- History -- Sources. | (1) | 
| • | Land titles--Mexico--History. | (1) | 
| • | Land use -- Arizona -- Maricopa County. | (1) | 
| • | Land use -- Arizona -- Planning -- Citizen    participation | (1) | 
| • | Land use -- Arizona -- Tucson | (1) | 
| • | Land use -- Arizona -- Tucson. | (1) | 
| • | Landscape architecture | (1) | 
| • | Landscape architecture. | (1) | 
| • | Landscape photography--West (U.S.). | (1) | 
| • | Landscapes -- Arizona -- Tucson Region -- Pictorial                  works | (1) | 
| • | Language and languages--Study and teaching--Bilingual method | (1) | 
| • | Latin American poetry -- Periodicals. | (2) | 
| • | Law | (1) | 
| • | Law -- Arizona -- Cases. | (1) | 
| • | Law -- United States -- Cases | (1) | 
| • | Law enforcement – Arizona -- History. | (1) | 
| • | Law--New Spain--History. | (1) | 
| • | Lawyers -- Arizoan -- Tucson. | (1) | 
| • | Lawyers -- Arizona | (5) | 
| • | Lawyers -- Arizona -- Archives | (1) | 
| • | Lawyers -- Arizona. | (3) | 
| • | Lawyers--Arizona. | (1) | 
| • | Lectures and lecturing | (1) | 
| • | Legends -- Mexico -- Altar. | (1) | 
| • | Legislators -- Arizona. | (1) | 
| • | Legislators--United States--Archives. | (3) | 
| • | Lemmon, Mount (Ariz.) --      History. | (1) | 
| • | Lesbians | (2) | 
| • | Lesbians -- Legal status, laws, etc. | (1) | 
| • | Lettuce -- Arizona | (1) | 
| • | Liability for nuclear damages -- Arizona. | (1) | 
| • | Librarians -- United States -- 20th century | (1) | 
| • | Library      Associations--Arizona--Tucson | (1) | 
| • | Library Science--Societies,      etc | (1) | 
| • | Library administration -- Handbooks, manuals, etc. | (1) | 
| • | Library schools -- Accreditation -- United States. | (1) | 
| • | Library schools -- Arizona -- History. | (1) | 
| • | Library schools –Arizona--History | (1) | 
| • | Library schools—Curricula | (1) | 
| • | Lichens -- Arizona | (1) | 
| • | Life change events | (1) | 
| • | Light -- Speed | (1) | 
| • | Lincoln County War, 1878 | (3) | 
| • | Lincoln County War, 1878 -- Personal    narratives | (1) | 
| • | Literature—Societies, etc. –Arizona—Tucson | (1) | 
| • | Lithography, American--20th century. | (1) | 
| • | Lithography. | (1) | 
| • | Little magazines -- Specimens. | (2) | 
| • | Little magazines -- United States --    Specimens | (1) | 
| • | Livestock exhibitions -- Arizona -- Tucson. | (1) | 
| • | Local government--New Spain--History. | (1) | 
| • | Los Angeles Opera | (1) | 
| • | Los Angeles Public Library - History | (1) | 
| • | Los Nogales de Elias Land Grant (Ariz.) | (1) | 
| • | Ludy family--Photographs. | (1) | 
| • | Lumber trade -- Arizona. | (1) | 
| • | Lunar geology. | (1) | 
| • | Lunar petrology. | (1) | 
| • | Lunar photography | (2) | 
| • | Lutheran Church -- Missions -- Arizona | (1) | 
| • | Lyric poetry. | (1) | 
| • | Magicians--Biography--Sources. | (1) | 
| • | Magnetic fields | (1) | 
| • | Mammals -- Arizona -- Pictorial works | (1) | 
| • | Mammals -- Mexico -- Baja California (Peninsula) -- Pictorial    works | (1) | 
| • | Manuscripts -- American | (1) | 
| • | Manuscripts, American | (3) | 
| • | Manuscripts, American. | (14) | 
| • | Manuscripts, Burmese. | (1) | 
| • | Manuscripts, English | (1) | 
| • | Manuscripts, English. | (1) | 
| • | Manuscripts, Sinhalese. | (1) | 
| • | Manuscripts, Thai. | (2) | 
| • | Mariachi music | (2) | 
| • | Maricopa Indians -- Claims | (1) | 
| • | Marranos | (1) | 
| • | Marriage (Canon law) -- History -- 18th century --    Sources | (1) | 
| • | Mars (Planet) --      Exploration. | (1) | 
| • | Mars Pathfinder Project      (U.S.). | (1) | 
| • | Massacres -- Arizona -- History | (1) | 
| • | Matachines (Dance). | (1) | 
| • | Materia medica -- Mexico -- History -- 18th century -- Sources. | (1) | 
| • | Material culture -- New Mexico -- History -- 18th    century. | (1) | 
| • | Mayors | (1) | 
| • | Mayors -- Election | (1) | 
| • | Mbongo (Gorilla) | (1) | 
| • | McCain, John, 1936-2018 | (1) | 
| • | McCarthy, Charlie (Fictitious character) | (1) | 
| • | Mead -- History -- Sources. | (1) | 
| • | Meat industry and trade -- Arizona -- Tucson. | (1) | 
| • | Mecham, Evan | (2) | 
| • | Mechanism (Philosophy) | (1) | 
| • | Medals -- Germany | (1) | 
| • | Medical      Education--Arizona | (1) | 
| • | Medical Education | (1) | 
| • | Medical Education--Arizona | (1) | 
| • | Medical Libraries | (1) | 
| • | Medical Policy | (2) | 
| • | Medical Schools | (2) | 
| • | Medical centers -- Arizona -- Tucson. | (1) | 
| • | Medical climatology -- Arizona. | (1) | 
| • | Medical colleges | (15) | 
| • | Medical colleges -- Faculty | (6) | 
| • | Medical colleges--Faculty | (1) | 
| • | Medical education -- Arizona | (13) | 
| • | Medically Underserved Areas | (1) | 
| • | Medicinal plants--Southwestern States | (1) | 
| • | Medicine -- Arizona -- History | (2) | 
| • | Medicine -- Arizona -- History. | (2) | 
| • | Medicine -- Formulae, receipts, prescriptions. | (1) | 
| • | Medicine -- Germany -- 15th-18th centuries. | (1) | 
| • | Medicine -- History -- 16th century -- Sources. | (1) | 
| • | Medicine -- Mexico -- 15th-18th centuries. | (1) | 
| • | Medicine -- Pennsylvania -- History -- 19th century --    Sources | (1) | 
| • | Medicine -- Practice -- Scotland -- History -- Sources. | (1) | 
| • | Medicine, Health -- Arizona -- Tucson | (1) | 
| • | Medicine, Health -- Arizona -- Tucson. | (1) | 
| • | Medicine, Popular -- Formulae, receipts, prescriptions -- History -- Sources. | (1) | 
| • | Medicine--Societies, etc. | (1) | 
| • | Memorials | (1) | 
| • | Mercantile system -- United States -- History -- 19th century. | (1) | 
| • | Merchants -- Arizona -- History -- Sources | (2) | 
| • | Merchants -- Arizona -- History -- Sources. | (6) | 
| • | Merchants -- Arizona -- Sources | (1) | 
| • | Merchants -- Arizona -- Tucson -- History | (3) | 
| • | Merchants -- Mexico -- Sonora (State) -- History -- Sources | (1) | 
| • | Merchants -- Mexico -- Sonora (State) -- History -- Sources. | (1) | 
| • | Merchants -- New Mexico -- History -- Sources | (1) | 
| • | Merchants -- New Mexico -- History -- Sources. | (2) | 
| • | Mescalero Indians -- Government relations --    1869-1934 | (1) | 
| • | Mescalero language -- Dictionaries -- English | (1) | 
| • | Mesquite -- Arizona | (1) | 
| • | Metallurgy. | (1) | 
| • | Metaphysical research | (1) | 
| • | Metaphysics | (1) | 
| • | Meteor trails -- Charts, diagrams, etc. | (1) | 
| • | Meteorites | (1) | 
| • | Meteorites -- Arizona -- Tucson -- History. | (1) | 
| • | Meteorites -- Arizona. | (1) | 
| • | Meteorites -– Arizona -- Pictorial works. | (1) | 
| • | Meteorites Research. | (1) | 
| • | Meteorites, Iron -- History. | (1) | 
| • | Meteorology | (2) | 
| • | Meteorology -- Arizona | (1) | 
| • | Meteorology -- Arizona. | (1) | 
| • | Methodist Church -- Arizona. | (1) | 
| • | Methodist Church -- Virginia -- History | (1) | 
| • | Mexican American Theater -- Arizona | (1) | 
| • | Mexican American agricultural laborers --    Arizona | (1) | 
| • | Mexican American women | (1) | 
| • | Mexican Americans | (1) | 
| • | Mexican Americans --      Folklore. | (1) | 
| • | Mexican Americans --      Southwest | (1) | 
| • | Mexican Americans -- Arizona | (4) | 
| • | Mexican Americans -- Arizona -- Music | (1) | 
| • | Mexican Americans -- Arizona -- Music. | (1) | 
| • | Mexican Americans -- Arizona -- Tucson | (3) | 
| • | Mexican Americans -- Arizona -- Tucson --                        Folklore | (1) | 
| • | Mexican Americans -- Arizona -- Tucson --                  Folklore. | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Ethnic                  identity | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Ethnic identity | (2) | 
| • | Mexican Americans -- Arizona -- Tucson -- Interviews | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Languages | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Photographs. | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Social conditions | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Social life and                  customs. | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Social life and        customs | (1) | 
| • | Mexican Americans -- Arizona -- Tucson -- Social life and customs. | (1) | 
| • | Mexican Americans -- Arizona -- Tucson. | (1) | 
| • | Mexican Americans -- California -- Los Angeles -- Social conditions -- 20th century. | (1) | 
| • | Mexican Americans -- California, Southern -- Social conditions -- 20th century. | (1) | 
| • | Mexican Americans -- Education . | (1) | 
| • | Mexican Americans -- Families -- Photographs. | (1) | 
| • | Mexican Americans -- Folklore. | (2) | 
| • | Mexican Americans -- Music | (2) | 
| • | Mexican Americans -- Music. | (2) | 
| • | Mexican Americans -- Social life and customs -- Arizona --                  Tucson | (1) | 
| • | Mexican Americans -- Social life and customs -- Arizona --        Tucson | (1) | 
| • | Mexican Americans – Arizona – Tucson | (1) | 
| • | Mexican Americans – Music | (2) | 
| • | Mexican War, 1846-1848 -- Personal narratives. | (1) | 
| • | Mexican War, 1846-1848. | (1) | 
| • | Mexican War, 1846-1848—Personal narratives | (1) | 
| • | Mexican drama. | (1) | 
| • | Mexican literature -- Mexican-American Border                  Region. | (1) | 
| • | Mexican-Americans--Texas--Laredo--19th century--Portraits | (1) | 
| • | Mexico -- Antiquities | (1) | 
| • | Mexico -- History -- 1821-1861 -- Sources | (1) | 
| • | Mexico -- History -- 1821-1861. | (1) | 
| • | Mexico -- History -- 1867-1910 | (1) | 
| • | Mexico -- History -- Revolution, 1910-1920 | (1) | 
| • | Mexico -- History -- Revolution, 1910-1920. | (2) | 
| • | Mexico -- History -- Spanish Colony, 1540-1810. | (1) | 
| • | Mexico -- History -- Wars of Independence, 1810-1821. | (1) | 
| • | Mexico -- Politics and Government -- 1867-1910. | (1) | 
| • | Mexico--History--European Intervention, 1861-1867. | (1) | 
| • | Mexico—History—Spanish colony, 1540-1810 | (1) | 
| • | Mica mines and mining -- Arizona -- Cochise County. | (1) | 
| • | Mickey Mouse Club. | (1) | 
| • | Microprobe analysis. | (1) | 
| • | Microtonal music | (1) | 
| • | Migrant agricultural laborers -- Arizona | (2) | 
| • | Military bases -- Arizona -- History -- Sources | (2) | 
| • | Military bases -- Arizona -- History -- Sources. | (3) | 
| • | Military bases -- Arizona -- History. | (2) | 
| • | Military bases -- New Mexico -- History. | (1) | 
| • | Military decorations -- Germany | (1) | 
| • | Military history, Modern -- Mexico -- 19th century. | (1) | 
| • | Military hospitals -- Mexico -- Sonora (State) -- History -- 19th century -- Sources | (1) | 
| • | Military paraphernalia -- Collectors and collecting | (1) | 
| • | Military paraphernalia -- Germany | (1) | 
| • | Military pensions -- Mexico -- Puebla (State) | (1) | 
| • | Military sports -- United States -- History. | (2) | 
| • | Milk trade -- Arizona -- Yavapai County. | (1) | 
| • | Mine buildings -- Mexico -- Santa Eulalia (Chihuahua) --    Photographs. | (1) | 
| • | Mine buildings--Arizona--Photographs. | (1) | 
| • | Mine buildings—Arizona—Photographs. | (1) | 
| • | Mine buildings—New Mexico—Photographs. | (1) | 
| • | Mine examination -- West (U.S.) -- History -- 20th century -- Sources. | (1) | 
| • | Mine rescue work--Arizona--Photographs. | (1) | 
| • | Mine safety -- Chile | (1) | 
| • | Mineral industries - Arizona - Finances - Sources. | (1) | 
| • | Mineral industries -- Arizona -- History | (1) | 
| • | Mineral industries -- Arizona -- History. | (2) | 
| • | Mineral industries -- Finance -- Arizona. | (1) | 
| • | Mineral industries -- Mexico -- Sonora (State) | (1) | 
| • | Mineral industries -- South Africa. | (1) | 
| • | Mineral industries--Arizona. | (1) | 
| • | Mineralogy--Arizona. | (1) | 
| • | Miners -- Arizona -- Biography. | (2) | 
| • | Miners -- Arizona -- Photographs | (1) | 
| • | Miners--Arizona--Bisbee--Photographs. | (1) | 
| • | Miners--Health and hygiene--Arizona--Photographs. | (1) | 
| • | Mines and                  mineral resources | (1) | 
| • | Mines and Mineral resources -- Arizona -- Pima County --    History -- Sources | (1) | 
| • | Mines and Mining -- Spain -- 19th                  Century | (1) | 
| • | Mines and mineral resources - Arizona - Santa Cruz County | (1) | 
| • | Mines and mineral resources -- Arizona | (1) | 
| • | Mines and mineral resources -- Arizona --      History. | (1) | 
| • | Mines and mineral resources -- Arizona --                        History | (1) | 
| • | Mines and mineral resources -- Arizona -- Ajo Region -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Bisbee Region -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Clifton Region -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Cochise    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Cochise County --    History -- Sources | (1) | 
| • | Mines and mineral resources -- Arizona -- Cochise County -- History -- Sources. | (2) | 
| • | Mines and mineral resources -- Arizona -- Cochise County. | (3) | 
| • | Mines and mineral resources -- Arizona -- Coconino    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Gila    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Gila County. | (1) | 
| • | Mines and mineral resources -- Arizona -- Globe Region -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Graham    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Graham County. | (1) | 
| • | Mines and mineral resources -- Arizona -- History --    Sources | (3) | 
| • | Mines and mineral resources -- Arizona -- History -- 20th century -- Sources. | (1) | 
| • | Mines and mineral resources -- Arizona -- History -- 20th century. | (1) | 
| • | Mines and mineral resources -- Arizona -- History -- Directories. | (1) | 
| • | Mines and mineral resources -- Arizona -- History -- Sources | (1) | 
| • | Mines and mineral resources -- Arizona -- History -- Sources. | (5) | 
| • | Mines and mineral resources -- Arizona -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Jerome -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- La Paz County -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Maricopa    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Mohave    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Mohave County -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Mohave County. | (1) | 
| • | Mines and mineral resources -- Arizona -- Morenci Region -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Pictorial                  works | (1) | 
| • | Mines and mineral resources -- Arizona -- Pima    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Pima County --    History -- Sources. | (1) | 
| • | Mines and mineral resources -- Arizona -- Pima County --                        History -- Sources | (1) | 
| • | Mines and mineral resources -- Arizona -- Pima County -- History -- Sources. | (3) | 
| • | Mines and mineral resources -- Arizona -- Pima County. | (2) | 
| • | Mines and mineral resources -- Arizona -- Pinal    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Pinal                  County | (1) | 
| • | Mines and mineral resources -- Arizona -- Pinal County -- History -- Sources. | (1) | 
| • | Mines and mineral resources -- Arizona -- Pinal County. | (1) | 
| • | Mines and mineral resources -- Arizona -- Prospectus writing | (1) | 
| • | Mines and mineral resources -- Arizona -- San Manuel -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Santa Cruz    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Santa Cruz County. | (3) | 
| • | Mines and mineral resources -- Arizona -- Superior Region -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Tombstone Mining District -- History. | (2) | 
| • | Mines and mineral resources -- Arizona -- Yavapai    County | (1) | 
| • | Mines and mineral resources -- Arizona -- Yavapai County -- History -- Sources. | (2) | 
| • | Mines and mineral resources -- Arizona -- Yavapai County -- History. | (1) | 
| • | Mines and mineral resources -- Arizona -- Yavapai County. | (1) | 
| • | Mines and mineral resources -- Arizona -- Yuma    County | (1) | 
| • | Mines and mineral resources -- Arizona. | (8) | 
| • | Mines and mineral resources -- California -- History -- 20th century -- Sources. | (1) | 
| • | Mines and mineral resources -- Chile -- History -- 20th century | (1) | 
| • | Mines and mineral resources -- Mexico -- Chihuahua (State) -- History -- 19th century. | (1) | 
| • | Mines and mineral resources -- Mexico -- Chihuahua (State) -- History -- 20th century -- Sources. | (1) | 
| • | Mines and mineral resources -- Mexico -- Guanajuato -- History    -- 19th century -- Sources. | (1) | 
| • | Mines and mineral resources -- Mexico -- History --    Sources | (1) | 
| • | Mines and mineral resources -- Mexico -- Sonora    (State) | (1) | 
| • | Mines and mineral resources -- Mexico -- Sonora (State) | (3) | 
| • | Mines and mineral resources -- Mexico -- Sonora (State) --    History -- Sources | (1) | 
| • | Mines and mineral resources -- Mexico -- Zacatecas (State) -- History -- 20th century. | (1) | 
| • | Mines and mineral resources -- Nevada -- History -- 19th century. | (1) | 
| • | Mines and mineral resources -- New Mexico -- Grant County -- History -- Sources. | (1) | 
| • | Mines and mineral resources -- New Mexico -- Hidalgo County -- History -- Sources. | (1) | 
| • | Mines and mineral resources -- New Mexico -- Lincoln County -- History. | (1) | 
| • | Mines and mineral resources -- New Mexico -- Magdalena -- History -- Sources. | (1) | 
| • | Mines and mineral resources -- New Mexico -- Silver City -- Photographs. | (1) | 
| • | Mines and mineral resources -- New Mexico. | (1) | 
| • | Mines and mineral resources -- Southwest, New -- History --    Sources | (1) | 
| • | Mines and mineral resources -- West (U.S.) -- History --    Sources | (1) | 
| • | Mines and mineral resources--Arizona | (1) | 
| • | Mines and mineral resources--Arizona--Cochise County. | (1) | 
| • | Mines and mineral resources--Arizona--Maricopa County. | (1) | 
| • | Mines and mineral resources--Arizona--Yavapai County. | (1) | 
| • | Mines and mineral resources--Arizona. | (1) | 
| • | Mines and mineral resources--Canada--History. | (1) | 
| • | Mines and mineral resources--Canada. | (1) | 
| • | Mines and mineral resources--New Spain. | (1) | 
| • | Mining Corporations - United States. | (1) | 
| • | Mining Leases - Arizona. | (1) | 
| • | Mining claims | (1) | 
| • | Mining claims -- Arizona -- Pima County. | (1) | 
| • | Mining claims -- Arizona -- Yavapai County -- History -- Sources. | (1) | 
| • | Mining corporations -- Arizona | (1) | 
| • | Mining corporations -- Arizona -- History | (1) | 
| • | Mining corporations -- Arizona -- History --    Sources | (1) | 
| • | Mining corporations -- Arizona -- History -- Sources. | (3) | 
| • | Mining corporations -- Arizona -- History. | (3) | 
| • | Mining corporations -- Arizona -- Records and    correspondence | (1) | 
| • | Mining corporations -- Arizona -- Records and correspondence. | (2) | 
| • | Mining corporations -- Arizona -- Santa Cruz County. | (1) | 
| • | Mining corporations -- Arizona. | (1) | 
| • | Mining corporations -- Chile -- History -- 20th century | (1) | 
| • | Mining corporations -- Mexico -- Chihuahua (State) | (1) | 
| • | Mining corporations -- Mexico -- Sonora (State) -- Records    and correspondence | (1) | 
| • | Mining corporations -- New Mexico -- History -- 19th    century | (1) | 
| • | Mining corporations -- New Mexico -- Records and    correspondence | (1) | 
| • | Mining districts -- Arizona | (1) | 
| • | Mining districts -- Colorado | (1) | 
| • | Mining engineering. | (1) | 
| • | Mining engineers -- Archives | (1) | 
| • | Mining engineers -- Archives. | (1) | 
| • | Minority college                        students--Arizona--Tucson--Case studies. | (1) | 
| • | Minority women -- United States | (1) | 
| • | Miscue analysis. | (1) | 
| • | Mission San Xavier del Bac (Tucson, Ariz.) | (1) | 
| • | Mission San Xavier del Bac (Tucson, Arizona) - History | (1) | 
| • | Missionaries | (1) | 
| • | Missionaries - England - Diaries | (1) | 
| • | Missionaries -- Arizona -- Archives | (1) | 
| • | Missionaries -- Arizona. | (2) | 
| • | Missionaries -- Meixco -- Sinaloa (State) -- History -- 18th century. | (1) | 
| • | Missionaries -- Mexico -- Baja California (Peninsula) | (1) | 
| • | Missionaries -- Mexico -- Chihuahua (State) | (4) | 
| • | Missionaries -- Mexico -- History -- 17th century -- Sources. | (1) | 
| • | Missionaries -- Mexico -- Sonora (State) | (12) | 
| • | Missionaries -- Mexico -- Sonora (State) -- History -- 18th century. | (2) | 
| • | Missionaries -- Mexico -- Sonora (State) -- History -- 19th century. | (1) | 
| • | Missionaries -- Mexico – Biography | (1) | 
| • | Missionaries -- Mexico. | (7) | 
| • | Missionaries -- New Mexico -- Sources | (1) | 
| • | Missionaries -- New Spain -- History --    Sources | (1) | 
| • | Missionaries -- Pimeria Alta (Mexico and Ariz.) -- History -- 18th century. | (1) | 
| • | Missionaries -- Pimería Alta (Mexico and Ariz.) | (1) | 
| • | Missionaries -- Pimería Alta (Mexico and Ariz.) -- History -- 19th century. | (1) | 
| • | Missionaries--Mexico--Sonora (State) | (1) | 
| • | Missions - Arizona | (1) | 
| • | Missions -- Arizona | (1) | 
| • | Missions -- Arizona -- History | (1) | 
| • | Missions -- Arizona -- History -- 18th century -- Sources. | (1) | 
| • | Missions -- Arizona -- History -- 18th century. | (1) | 
| • | Missions -- California -- History -- 18th century -- Sources. | (1) | 
| • | Missions -- Guatemala. | (1) | 
| • | Missions -- Mexico -- Baja California (Peninsula) -- History -- 18th century. | (1) | 
| • | Missions -- Mexico -- Baja California (Peninsula) -- History. | (1) | 
| • | Missions -- Mexico -- Chihuahua (State) | (17) | 
| • | Missions -- Mexico -- Chihuahua (State) -- History -- 17th century. | (1) | 
| • | Missions -- Mexico -- Chihuahua (State) -- History -- 18th century. | (2) | 
| • | Missions -- Mexico -- History -- 18th century. | (5) | 
| • | Missions -- Mexico -- Inventories. | (3) | 
| • | Missions -- Mexico -- Nayarit -- History -- 18th century. | (2) | 
| • | Missions -- Mexico -- Sinaloa (State) | (1) | 
| • | Missions -- Mexico -- Sinaloa (State) -- History -- 17th century. | (1) | 
| • | Missions -- Mexico -- Sinaloa (State) -- History -- 18th century. | (2) | 
| • | Missions -- Mexico -- Sonora (State) | (12) | 
| • | Missions -- Mexico -- Sonora (State) -- History -- 17th century. | (1) | 
| • | Missions -- Mexico -- Sonora (State) -- History -- 18th    century -- Sources | (1) | 
| • | Missions -- Mexico -- Sonora (State) -- History -- 18th century -- Sources. | (1) | 
| • | Missions -- Mexico -- Sonora (State) -- History -- 18th century. | (9) | 
| • | Missions -- Mexico -- Sonora (State) -- History -- 19th century. | (1) | 
| • | Missions -- Mexico-- Sonora (State) | (1) | 
| • | Missions -- Mexico. | (6) | 
| • | Missions -- New Mexico -- Inventories. | (1) | 
| • | Missions -- Pimeria Alta (Mexico and Ariz.) -- History -- 18th century. | (1) | 
| • | Missions -- Pimería Alta (Mexico and Ariz.) -- History -- 17th century -- Sources. | (1) | 
| • | Missions -- Pimería Alta (Mexico and Ariz.) -- History -- 18th century -- Sources. | (1) | 
| • | Missions -- Pimería Alta (Mexico and Ariz.) -- History -- 18th century. | (1) | 
| • | Missions -- Pimería Alta (Mexico and Ariz.) -- History -- 19th century. | (1) | 
| • | Missions -- Pimería Alta (Mexico and Ariz.) -- History. | (2) | 
| • | Missions -- Southwest, New -- History --    Sources | (1) | 
| • | Missions -- Southwest, New. | (2) | 
| • | Missions -- Texas. | (1) | 
| • | Missions, Medical -- Thailand -- History -- 19th century | (1) | 
| • | Missions, Spanish -- Mexico -- Sonora (State) | (1) | 
| • | Missions--Mexico--Sonora (State) | (1) | 
| • | Missions--Spanish--United States | (1) | 
| • | Mobile Health Units | (1) | 
| • | Mogollon (N.M.)--Photographs. | (1) | 
| • | Mohave Indians -- Education. | (1) | 
| • | Mohave Indians -- Photographs | (1) | 
| • | Mollusks -- Burma -- Drawings. | (1) | 
| • | Mollusks -- India -- Drawings. | (1) | 
| • | Mollusks -- Sri Lanka -- Drawings. | (1) | 
| • | Monitoring wells | (1) | 
| • | Monograms -- Pictorial works. | (1) | 
| • | Moon -- Atlases | (2) | 
| • | Mormon Church -- Arizona -- History -- Sources. | (1) | 
| • | Mormon Church -- Arizona -- History. | (1) | 
| • | Mormons - Arizona - History | (1) | 
| • | Mormons -- Arizona | (1) | 
| • | Mormons -- Arizona -- History | (1) | 
| • | Mormons -- Arizona -- History -- Sources. | (1) | 
| • | Mormons -- Arizona -- History. | (4) | 
| • | Mormons -- Arizona -- Music | (1) | 
| • | Mormons -- Arizona -- Saint Johns -- Pictorial works. | (1) | 
| • | Mormons -- Arizona. | (1) | 
| • | Mormons -- Colonization -- Little Colorado Region (N.M. and Ariz.) -- History -- Sources. | (1) | 
| • | Mormons -- Mexico -- Chihuahua (State) | (1) | 
| • | Mormons -- Missions -- Tennessee. | (1) | 
| • | Mormons -- United States -- History. | (1) | 
| • | Mormons -- Utah -- History. | (2) | 
| • | Mormons--Arizona--Folklore. | (1) | 
| • | Mormons--Arizona--Music. | (1) | 
| • | Morning Star Press | (1) | 
| • | Moros y Cristianos (Dance) | (1) | 
| • | Motels -- Arizona | (1) | 
| • | Motion picture plays -- Specimens. | (1) | 
| • | Motion picture plays. | (1) | 
| • | Motion picture programs - United States. | (1) | 
| • | Motion pictures -- Arizona -- Photographs | (1) | 
| • | Motorcycles--Pictorial works | (1) | 
| • | Movie ads of the past. | (1) | 
| • | Multicultural Education—United States | (1) | 
| • | Multicultural Education—United States. | (1) | 
| • | Multiple sclerosis -- Patients | (1) | 
| • | Municipal government - Arizona - Tucson - Citizen Participation | (1) | 
| • | Municipal incorporation | (1) | 
| • | Municipal ownership -- Arizona -- Tucson -- History. | (1) | 
| • | Muralists (painters) | (1) | 
| • | Murder -- Arizona -- History. | (1) | 
| • | Murder -- Arizona -- Phoenix. | (1) | 
| • | Murder -- Arizona -- Tucson. | (1) | 
| • | Music -- Arizona | (1) | 
| • | Music -- Arizona -- Tucson -- 20th Century | (1) | 
| • | Music -- Arizona -- Tucson -- Societies, etc. -- History --    Sources | (1) | 
| • | Music -- Arizona -- Tucson -- Societies, etc. -- History --                  Sources | (1) | 
| • | Music -- Arizona -- Tucson. | (1) | 
| • | Music -- Arizona. | (1) | 
| • | Music -- Manuscripts -- Italy -- 16th century | (1) | 
| • | Music -- Societies, etc. | (1) | 
| • | Music Instruction and study. | (1) | 
| • | Music by American composers--in manuscript. | (1) | 
| • | Music--20th century | (1) | 
| • | Music-halls (Variety-theaters, cabarets, etc.). | (1) | 
| • | Musical Comedy | (1) | 
| • | Musical theater | (2) | 
| • | Musical theater. | (1) | 
| • | Musicals | (1) | 
| • | Mythology, Welsh | (1) | 
| • | Names, Geographical -- Arizona | (1) | 
| • | Names, Personal -- Arizona -- Tucson | (1) | 
| • | Names, Spanish -- Arizona -- Tucson | (1) | 
| • | National parks and      reserves. | (1) | 
| • | National parks and reserves -- Government policy -- United                  States | (1) | 
| • | National parks and reserves -- Public use | (1) | 
| • | National parks and reserves -- Utah | (1) | 
| • | National parks and reserves – Pictorial works | (1) | 
| • | National socialism -- Philosophy | (1) | 
| • | National socialism and architecture | (1) | 
| • | National socialism and art | (1) | 
| • | Native American arts | (1) | 
| • | Native American arts. | (1) | 
| • | Native Americans -- Music | (1) | 
| • | Natural history --                        Arizona. | (1) | 
| • | Natural history -- Arizona | (1) | 
| • | Natural history -- Mexico -- Baja California (Peninsula) | (1) | 
| • | Natural history -- Southwest, New | (1) | 
| • | Natural history -- Southwest, New. | (1) | 
| • | Natural history illustration -- Specimens | (1) | 
| • | Natural history illustration -- Specimens. | (1) | 
| • | Natural resources -- Mexico -- Veracruz (State) -- History --    Sources | (1) | 
| • | Nature writers | (1) | 
| • | Nature--Fiction | (1) | 
| • | Navaho Indians--Music | (1) | 
| • | Navajo Indians | (3) | 
| • | Navajo Indians -- Agriculture | (1) | 
| • | Navajo Indians -- Arizona | (1) | 
| • | Navajo Indians -- Dwellings. | (1) | 
| • | Navajo Indians -- Education | (1) | 
| • | Navajo Indians -- Education. | (1) | 
| • | Navajo Indians -- Folklore. | (1) | 
| • | Navajo Indians -- Government policy | (1) | 
| • | Navajo Indians -- Government relations. | (4) | 
| • | Navajo Indians -- Land tenure | (1) | 
| • | Navajo Indians -- Missions | (1) | 
| • | Navajo Indians -- Music | (1) | 
| • | Navajo Indians -- Photographs | (3) | 
| • | Navajo Indians -- Pictorial works | (2) | 
| • | Navajo Indians -- Removal. | (1) | 
| • | Navajo Indians -- Rites and ceremonies. | (3) | 
| • | Navajo Indians -- Social conditions. | (1) | 
| • | Navajo Indians -- Social life and customs. | (2) | 
| • | Navajo Indians – Music | (2) | 
| • | Navajo Indians. | (3) | 
| • | Navajo code talkers. | (1) | 
| • | Navajo language | (1) | 
| • | Navajo textile fabrics | (1) | 
| • | Nazis -- Pictorial works | (1) | 
| • | Near-Earth objects | (1) | 
| • | Neighborhoods -- Arizona -- Tucson | (2) | 
| • | New Deal, 1933-1939 -- Caricatures and cartoons. | (1) | 
| • | New Deal, 1933-1939 -- Sources | (1) | 
| • | New Mexico - Pictorial Works | (1) | 
| • | New Mexico Bar Association | (1) | 
| • | New Mexico--History—Photographs. | (1) | 
| • | New York family story paper | (1) | 
| • | Newsletters -- Periodicals | (1) | 
| • | Newsletters -- Periodicals. | (1) | 
| • | Newspaper court reporting -- United States -- History -- 19th                  Century | (1) | 
| • | Newspaper editor--Archives. | (1) | 
| • | Newspaper editors | (1) | 
| • | Newspaper editors. | (1) | 
| • | Newspaper publishing -- Arizona -- History | (1) | 
| • | Newspaper publishing -- Arizona -- History. | (2) | 
| • | Newspapers -- 20th century | (1) | 
| • | Newspapers -- Illustrations -- Specimens | (1) | 
| • | Newspapers -- Sections, columns, etc. -- Comics. | (1) | 
| • | Newspapers--20th Century | (1) | 
| • | Ngagi (Gorilla) | (1) | 
| • | Nobel Prize winners | (1) | 
| • | Nobility -- Portraits. | (1) | 
| • | Non-tariff trade barriers | (1) | 
| • | Nonprofit organizations -- Arizona | (1) | 
| • | Nonprofit organizations -- Arizona. | (1) | 
| • | Nonprofit organizations -- Management | (1) | 
| • | Nonprofit organizations -- Management. | (1) | 
| • | North American Free Trade Agreement (1992 December 17) | (1) | 
| • | Nosology -- History -- Sources. | (1) | 
| • | Nuclear explosions -- Marshall Islands. | (1) | 
| • | Nuclear magnetic resonance | (1) | 
| • | Nuclear weapons -- Marshall Island. | (1) | 
| • | Nuclear weapons testing victims -- Legal status, laws, etc. -- Arizona. | (1) | 
| • | Nueva Vizcaya (New Spain)—History—Sources | (1) | 
| • | Nursery schools -- Arizona | (1) | 
| • | Nursery schools -- Arizona -- Tucson | (1) | 
| • | Nurses -- Arizona. | (1) | 
| • | Nursing -- Arizona | (1) | 
| • | Nursing -- Arizona. | (1) | 
| • | Oatman (Ariz.)—Pictorial works. | (1) | 
| • | Oil well drilling -- History -- Pictorial works | (1) | 
| • | Old Tucson (Ariz.) -- Photographs | (1) | 
| • | Onassis, Jacqueline Kennedy, 1929-1994. | (1) | 
| • | One-act plays, American. | (1) | 
| • | Opata Indians -- Missions. | (1) | 
| • | Opera -- Arizona | (2) | 
| • | Opera -- United States | (1) | 
| • | Operation Crossroads, Marshall Islands, 1946. | (1) | 
| • | Operetta -- United States | (1) | 
| • | Oral history -- Arizona -- San Manuel. | (1) | 
| • | Oral history--Mexico--Ciudad Juarez. | (1) | 
| • | Oral history. | (1) | 
| • | Oral history—Texas—San Antonio. | (1) | 
| • | Orchestral music, Arranged -- Scores and parts | (1) | 
| • | Orchestral musicians -- Arizona -- Tucson -- 19th                  Century | (1) | 
| • | Organ music | (2) | 
| • | Orphanages -- Mexico -- Mexico City. | (1) | 
| • | Orthodontics. | (1) | 
| • | Osage Indians -- Pictorial works | (1) | 
| • | Outer space | (1) | 
| • | Outlaws -- Arizona -- Tombstone | (1) | 
| • | Outlaws -- Bibliography | (1) | 
| • | Outlaws -- New Mexico -- Lincoln County | (1) | 
| • | Outlaws -- West (U.S.) -- Bibliography. | (1) | 
| • | Overland journeys to the Pacific. | (1) | 
| • | Overson family. | (1) | 
| • | Oyama, Henry,1926- | (1) | 
| • | Pacific railroads -- Explorations and surveys. | (1) | 
| • | Pageants -- United States -- History --    Sources | (1) | 
| • | Paiute Indians -- Music | (1) | 
| • | Paiute Indians -- Religion. | (1) | 
| • | Pali literature. | (1) | 
| • | Palm-leaf manuscripts. | (1) | 
| • | Palms--Arizona. | (1) | 
| • | Panama Canal (Panama)--Politics and Government. | (1) | 
| • | Panama-California Exposition                        (1915 : San Diego, Calif.) | (1) | 
| • | Panama-Pacific International                        Exposition (1915 : San Francisco, Calif.) | (1) | 
| • | Pantages Circuit of Vaudeville Theatres. | (1) | 
| • | Paperbacks -- Specimens | (2) | 
| • | Parade floats--Arizona--Tucson--Photographs. | (1) | 
| • | Parades -- Arizona -- Nogales -- Photographs | (2) | 
| • | Parades –- Arizona -- Saint Johns -- Pictorial works. | (1) | 
| • | Parades--Arizona--Douglas--Pictorial works | (1) | 
| • | Parades--Mexico--Guaymas (Sonora : State) | (1) | 
| • | Parenting -- Study and teaching -- Arizona --                  Tucson | (1) | 
| • | Parks—Management. | (1) | 
| • | Passion-plays. | (1) | 
| • | Pastoral art | (1) | 
| • | Pastoral drama, Mexican | (1) | 
| • | Pastoral poetry, American. | (1) | 
| • | Pathology, Clinical--History | (1) | 
| • | Patriotic music -- United States --                        Scores | (1) | 
| • | Pawnee Indians -- Wars. | (1) | 
| • | Pay equity- Arizona | (1) | 
| • | Peace officers -- West (U.S.) -- History -- Bibliography. | (1) | 
| • | Penance (Canon law) -- History -- 18th century --    Sources | (1) | 
| • | Pendulum -- Early works to 1800. | (1) | 
| • | Peralta Grant. | (5) | 
| • | Peralta Land Grant (Ariz.) | (1) | 
| • | Performance | (1) | 
| • | Performing arts - United States | (1) | 
| • | Performing arts -- 20th century | (1) | 
| • | Performing arts -- United States | (1) | 
| • | Periodicals | (1) | 
| • | Perishable Press | (1) | 
| • | Petrified Forest National Park (Ariz.)—Antiquities. | (1) | 
| • | Petrified forests—Arizona—Pictorial works | (1) | 
| • | Petroleum industry and trade -- United States | (1) | 
| • | Pharmacists -- Arizona. | (2) | 
| • | Phi Kappa Phi -- History. | (1) | 
| • | Phoenix Mars Mission      (U.S.). | (1) | 
| • | Photograph albums | (1) | 
| • | Photographers -- Arizona | (1) | 
| • | Photographers -- Arizona -- Tucson | (1) | 
| • | Photographers -- Arizona -- Tucson. | (1) | 
| • | Photographers -- Arizona. | (1) | 
| • | Photographers – United States - Exhibitions | (1) | 
| • | Photographs | (1) | 
| • | Photographs. | (2) | 
| • | Photography -- Arizona -- Tucson -- Exhibitions | (1) | 
| • | Photography -- Arizona -- Tucson. | (2) | 
| • | Photography -- Arizona -- Tucson. Documentary photography--United States--History--20th century. | (1) | 
| • | Photography -- Tucson (Ariz.) | (3) | 
| • | Photography – United States – Exhibitions | (1) | 
| • | Photography – United States – Pictorial works | (1) | 
| • | Photography--Arizona--Tucson. | (1) | 
| • | Photography—Applied | (1) | 
| • | Photojournalism -- United States | (1) | 
| • | Photojournalism – United                  States. | (1) | 
| • | Photojournalism--20th century--History--Pictorial works. | (4) | 
| • | Photojournalism—20th century | (1) | 
| • | Photometry | (1) | 
| • | Photometry. | (1) | 
| • | Photoprints. | (1) | 
| • | Physical Education Teachers – Arizona. | (1) | 
| • | Physical Education Teachers –- Arizona. | (1) | 
| • | Physical Education and Training -- Administration. | (2) | 
| • | Physical education for women -- Arizona --    History | (1) | 
| • | Physical education for women -- Arizona. | (1) | 
| • | Physical education teachers -- Arizona --    Archives | (1) | 
| • | Physicians -- Arizona -- History | (1) | 
| • | Physicians -- Arizona -- History. | (3) | 
| • | Physicians -- Biography | (2) | 
| • | Physics | (1) | 
| • | Physiology | (2) | 
| • | Phytogeography | (1) | 
| • | Phytogeography—Arizona | (1) | 
| • | Phytogeography—Mexican-American Border Region | (1) | 
| • | Pianists -- United States -- Biography. | (1) | 
| • | Piano -- Instruction and study. | (1) | 
| • | Pima Indians -- Claims | (1) | 
| • | Pima Indians -- Education -- History -- 19th century. | (1) | 
| • | Pima Indians -- Folklore. | (1) | 
| • | Pima Indians -- History. | (1) | 
| • | Pima Indians – Music | (2) | 
| • | Pima Indians. | (1) | 
| • | Piman Indians -- Missions -- History -- 18th century. | (6) | 
| • | Piman Indians -- Missions -- History -- 19th century. | (1) | 
| • | Pioneer (Space Probes) | (1) | 
| • | Pioneers - Arizona. | (1) | 
| • | Pioneers -- Arizona | (6) | 
| • | Pioneers -- Arizona -- Biography. | (2) | 
| • | Pioneers -- Arizona -- Tucson -- History | (1) | 
| • | Pioneers -- Arizona. | (6) | 
| • | Pioneers -- New Mexico | (1) | 
| • | Pioneers -- New Mexico -- Photographs | (1) | 
| • | Pioneers -- New Mexico -- Silver City -- Sources. | (1) | 
| • | Pioneers -- Southwest, New -- Diaries. | (1) | 
| • | Pioneers -- Texas | (1) | 
| • | Pioneers -- Tucson (Ariz.) | (1) | 
| • | Pioneers--Arizona | (1) | 
| • | Pioneers--Arizona. | (1) | 
| • | Pioneers. | (1) | 
| • | Planetary      Sciences-History. | (1) | 
| • | Planetary Science | (3) | 
| • | Planetary Sciences -- History | (1) | 
| • | Planetary Sciences--History | (1) | 
| • | Planets | (1) | 
| • | Planets -- Atmospheres | (1) | 
| • | Planned communities. | (1) | 
| • | Plant communities -- Sonoran                        desert. | (1) | 
| • | Plant conservation -- North                        America. | (1) | 
| • | Plant diseases -- Southwest, New | (1) | 
| • | Plant diseases -- Southwest, New. | (1) | 
| • | Plant ecologists -- Correspondence | (1) | 
| • | Plant ecology | (3) | 
| • | Plant ecology -- Africa | (1) | 
| • | Plant ecology -- Arizona | (2) | 
| • | Plant ecology -- United States | (1) | 
| • | Plant ecology—Mexican-American Border Region | (1) | 
| • | Plant phenology | (1) | 
| • | Plants -- Effect of sulfur dioxide                  on | (1) | 
| • | Plants -- Effect of sulfur dioxide on. | (1) | 
| • | Plants -- Folklore. | (1) | 
| • | Plants -- Type specimens | (1) | 
| • | Playbills | (1) | 
| • | Playbills - California - Los Angeles. | (1) | 
| • | Plays | (1) | 
| • | Poetry -- 20th century -- Periodicals | (1) | 
| • | Poetry -- 20th century -- Periodicals. | (1) | 
| • | Poetry -- 21st century -- Periodicals. | (1) | 
| • | Poetry -- Collections | (1) | 
| • | Poetry -- Collections -- Periodicals. | (2) | 
| • | Poetry -- Publishing -- United      States -- History -- 20th century. | (1) | 
| • | Poetry—Light Verse | (1) | 
| • | Poets, American -- 20th Century | (1) | 
| • | Poets, American -- 20th century --    Correspondence | (1) | 
| • | Poets, American -- 20th century -- Archival    resources | (1) | 
| • | Poets, American -- 20th century -- Sources | (1) | 
| • | Poets, American--20th century--Sources. | (2) | 
| • | Poisons -- Registers. | (1) | 
| • | Polarization | (1) | 
| • | Polarization (Light) | (1) | 
| • | Police brutality -- United States | (1) | 
| • | Political Clubs--Societies and Clubs | (1) | 
| • | Political activists -- Great Britain -- Interviews. | (1) | 
| • | Political activists – United States. | (1) | 
| • | Political campaigns--United States. | (2) | 
| • | Political conventions -- Arizona. | (1) | 
| • | Political culture -- United States -- History -- 20th                  century | (1) | 
| • | Political culture – United States – History – 20th Century. | (1) | 
| • | Political parties -- United States -- History -- 20th century. | (1) | 
| • | Political postcards | (1) | 
| • | Political refugees -- Central America | (2) | 
| • | Politicians -- Arizona -- Tucson | (1) | 
| • | Politicians -- Arizona. | (4) | 
| • | Politicians -- Great Britain -- Interviews. | (1) | 
| • | Politicians -- Mexico -- Tecate | (1) | 
| • | Politicians -- United States -- Correspondence. | (1) | 
| • | Politicians--Arizona--Biography. | (1) | 
| • | Politics and governments of the American states | (1) | 
| • | Polkas | (2) | 
| • | Pollinators -- West                        (U.S.) | (1) | 
| • | Polo -- Arizona. | (3) | 
| • | Polygamy -- Arizona -- History. | (1) | 
| • | Polygamy -- Utah. | (1) | 
| • | Poor women -- United States | (1) | 
| • | Popular culture -- West (U.S.) --    Dictionaries | (1) | 
| • | Popular culture in art -- United                        States | (1) | 
| • | Popular culture--Mexico | (1) | 
| • | Popular literature -- Specimens | (2) | 
| • | Popular music -- United                        States | (1) | 
| • | Popular music -- United States | (1) | 
| • | Popular music radio stations --United States | (1) | 
| • | Popular music--United States--1951-1960 | (1) | 
| • | Portrait Photography | (3) | 
| • | Portrait photography--Texas | (1) | 
| • | Posadas (Social custom) | (1) | 
| • | Posadas (Social custom). | (1) | 
| • | Post-traumatic stress disorder | (1) | 
| • | Postal service -- Arizona -- History --    Sources | (1) | 
| • | Postal service -- Arizona -- History -- Sources. | (1) | 
| • | Postal service -- Metered mail. | (1) | 
| • | Postal service -- Southwest, New -- History -- Sources. | (1) | 
| • | Postal service--Arizona--History--Sources. | (1) | 
| • | Postcards -- Collectors and collecting | (1) | 
| • | Postcards -- France | (1) | 
| • | Power (Social sciences) -- United States -- Case studies. | (1) | 
| • | Power resources -- Government policy -- United                  States | (1) | 
| • | Powwows--Arizona--Photographs. | (1) | 
| • | Prairies | (1) | 
| • | Prayer in the public schools --                        United States | (1) | 
| • | Prayers for rain. | (1) | 
| • | Pregnancy, Unwanted -- Decision making. | (1) | 
| • | Preparatory school student -- United States. | (1) | 
| • | Presbyterian Church -- Sermons | (1) | 
| • | Preschool teachers -- Arizona | (1) | 
| • | Prescott College (Prescott, Ariz.). | (1) | 
| • | Presidents – Assassination – United States – 20th century. | (1) | 
| • | Primary Health Care | (1) | 
| • | Printers -- Mexico | (1) | 
| • | Printmakers -- Mexican | (1) | 
| • | Prisons -- Arizona -- History -- Sources.. | (1) | 
| • | Privacy                        and Identity Protection | (1) | 
| • | Private schools -- Mexico -- Mexico City. | (1) | 
| • | Prodigal son (Parable) -- Drama | (1) | 
| • | Produce trade -- Government policy | (1) | 
| • | Project Apollo (U.S.) | (1) | 
| • | Project Ranger | (2) | 
| • | Projectile points -- Texas -- Photographs. | (1) | 
| • | Promptbooks -- Specimens | (1) | 
| • | Propaganda, Anti-Chinese | (1) | 
| • | Prophets -- Arizona -- Globe | (1) | 
| • | Prospecting -- History -- Sources. | (1) | 
| • | Prostitutes -- New Mexico -- Silver City -- History -- Photographs. | (1) | 
| • | Protectionism | (1) | 
| • | Protest movements--United States--History--20th century--Pictorial works. | (1) | 
| • | Puberty rites -- Mexico -- Sonora (State) | (1) | 
| • | Public Health | (1) | 
| • | Public Health      Administration | (1) | 
| • | Public Health Administration | (1) | 
| • | Public Health--United States | (1) | 
| • | Public affairs television programs. | (1) | 
| • | Public domain (Copyright law) | (1) | 
| • | Public interest law -- Arizona | (1) | 
| • | Public schools -- Arizona -- Pima County. | (1) | 
| • | Public schools -- Arizona -- Tucson. | (2) | 
| • | Public schools -- Arizona -- Winslow. | (1) | 
| • | Public schools -- Arizona. | (1) | 
| • | Public schools--Arizona--Casa Grande--History. | (1) | 
| • | Public schools--Arizona--Wickerw|x History. | (1) | 
| • | Public utilities -- Arizona | (1) | 
| • | Public utilities -- Arizona -- Nogales. | (1) | 
| • | Public utilities -- Arizona -- Tucson. | (1) | 
| • | Public utilities -- Arizona. | (1) | 
| • | Publishers and Publishing – United States – California. | (1) | 
| • | Publishers and publishing | (2) | 
| • | Publishers and publishing -- Arizona | (1) | 
| • | Publishers and publishing -- Arizona -- Tucson -- History -- 20th century. | (1) | 
| • | Publishers and publishing -- Arizona -- Tucson -- History. | (1) | 
| • | Publishers and publishing -- California -- History -- 20th    century | (1) | 
| • | Publishers and publishing -- Louisiana | (1) | 
| • | Pueblo Indians -- Dwellings. | (1) | 
| • | Pueblo Indians -- History -- 18th century -- Sources. | (1) | 
| • | Pueblo Indians -- Photographs | (1) | 
| • | Pueblo Indians -- Pictorial works | (1) | 
| • | Pueblo Indians -- Rites and ceremonies. | (1) | 
| • | Pueblo Indians -- Social life and customs. | (1) | 
| • | Pueblo Indians. | (1) | 
| • | Pueblos -- New Mexico -- Maps. | (1) | 
| • | Pulitzer Prizes. | (1) | 
| • | Pumping stations | (1) | 
| • | Quantum theory | (1) | 
| • | Quarantine | (1) | 
| • | Rabbis -- Arizona | (1) | 
| • | Rabbis -- New Mexico | (1) | 
| • | Rabbis -- Texas | (1) | 
| • | Race discrimination -- Arizona -- Tucson | (1) | 
| • | Race discrimination. | (1) | 
| • | Radar meteorology | (1) | 
| • | Radial Velocity Project | (1) | 
| • | Radial Velocity Spectrometer | (1) | 
| • | Radiation -- Health aspects. | (1) | 
| • | Radiation -- Testing. | (1) | 
| • | Radiation carcinogenesis. | (1) | 
| • | Radiation victims -- Legal status, laws, etc. -- Arizona. | (1) | 
| • | Radio stations | (2) | 
| • | Radioactive fallout -- Arizona. | (1) | 
| • | Radioactive fallout -- Nevada. | (1) | 
| • | Radioactive fallout -- Utah. | (1) | 
| • | Ragtime music -- Scores | (1) | 
| • | Railroad stations -- Food service -- United States --                        Photographs | (1) | 
| • | Railroad travel | (1) | 
| • | Railroad travel -- Soviet Union -- Sources. | (1) | 
| • | Railroads -- Arizona -- History -- Sources. | (1) | 
| • | Railroads -- Arizona. | (3) | 
| • | Railroads -- Mexico | (1) | 
| • | Railroads -- Northwest, Pacific. | (1) | 
| • | Railroads -- Tucson (Ariz.) | (1) | 
| • | Rain and rainfall -- Arizona. | (1) | 
| • | Rain-making | (1) | 
| • | Rain-making -- Arizona | (1) | 
| • | Ramie industry -- Arizona | (1) | 
| • | Rampart Press | (1) | 
| • | Ranch life -- Arizona | (1) | 
| • | Ranch life -- Arizona -- History | (2) | 
| • | Ranch life -- Arizona -- History. | (1) | 
| • | Ranch life -- Arizona. | (1) | 
| • | Ranch life -- Montana -- Juvenile literature. | (1) | 
| • | Ranch life--Arizona. | (1) | 
| • | Ranch life—Arizona—Pictorial works | (1) | 
| • | Ranch life—Arizona—Pictorial works. | (1) | 
| • | Ranchers -- Arizona -- Santa Cruz County | (1) | 
| • | Ranchers--Arizona. | (1) | 
| • | Ranches -- Arizona | (3) | 
| • | Ranches -- Arizona --Pima County | (1) | 
| • | Ranches -- Arizona -- Cochise County -- History. | (1) | 
| • | Ranches -- Arizona -- Coconino County -- Pictorial                  works | (1) | 
| • | Ranches -- Arizona -- Pictorial works | (1) | 
| • | Ranches -- Arizona -- Pima County. | (1) | 
| • | Ranches -- Arizona -- Records and    correspondence | (1) | 
| • | Ranches -- Arizona -- Records and                        correspondence | (1) | 
| • | Ranches -- Arizona -- Records and correspondence | (2) | 
| • | Ranches -- Arizona -- Records and correspondence. | (1) | 
| • | Ranches -- Arizona. | (4) | 
| • | Ranches -- California -- History -- 19th century -- Sources. | (1) | 
| • | Ranches -- Mexico -- Magdalena de Kino. | (1) | 
| • | Ranches -- Mexico -- Sonora (State) -- Records and    correspondence | (1) | 
| • | Ranches -- New Mexico -- Hidalgo County -- History. | (1) | 
| • | Ranches -- New Mexico -- History -- 19th century -- Sources. | (1) | 
| • | Ranches -- New Mexico -- History -- Sources. | (1) | 
| • | Ranches--Arizona--Cochise County--History--Records and Correspondence. | (1) | 
| • | Ranching --                  Arizona -- Santa Cruz County | (1) | 
| • | Ranching -- Arizona | (3) | 
| • | Rancho Martinez Land Grant (Ariz.) | (1) | 
| • | Range Management--Navajo Indian Reservation | (1) | 
| • | Range management—Arizona | (1) | 
| • | Rangelands--Navajo Indian Reservation | (1) | 
| • | Rangelands—Arizona | (1) | 
| • | Reading -- Language experience approach. | (1) | 
| • | Real estate development -- Arizona -- Maricopa County. | (1) | 
| • | Real estate development -- Arizona -- Mohave    County | (1) | 
| • | Real property -- Arizona | (2) | 
| • | Real property -- Arizona -- Apache County. | (1) | 
| • | Real property -- Arizona -- Tucson. | (3) | 
| • | Real property -- Arizona. | (1) | 
| • | Real property -- Mexico. | (1) | 
| • | Real property--Arizona--Phoenix. | (1) | 
| • | Reclamation of land -- Government policy -- United                  States | (1) | 
| • | Reconstruction (1939-1951) -- Africa, North | (1) | 
| • | Reconstruction (1939-1951) -- Germany | (1) | 
| • | Recreation -- Arizona -- Tucson. | (1) | 
| • | Recreation -- Mexico -- Sonora (State) | (1) | 
| • | Recreation areas -- Arizona -- Tucson. | (1) | 
| • | Recreation--Planning--United States. | (1) | 
| • | Recreation--Planning. | (1) | 
| • | Reformation. | (1) | 
| • | Refugee camps | (1) | 
| • | Regimental histories. | (1) | 
| • | Regionalism in architecture | (1) | 
| • | Religion and law -- United States -- Cases | (1) | 
| • | Religion and science -- History | (1) | 
| • | Religion and state. | (1) | 
| • | Religious education--Study and teaching. | (1) | 
| • | Religious thought -- 19th century -- Sermons | (1) | 
| • | Reproductive Rights | (1) | 
| • | Reptile culture | (1) | 
| • | Restaurants -- United States -- Photographs | (1) | 
| • | Retail trade -- Arizona -- History | (2) | 
| • | Retail trade -- Arizona -- History -- Sources | (1) | 
| • | Retail trade -- Arizona -- History -- Sources. | (1) | 
| • | Retail trade -- Arizona -- History. | (1) | 
| • | Retail trade -- Arizona -- Santa Cruz County -- History. | (1) | 
| • | Retail trade -- Arizona -- Santa Cruz County. | (1) | 
| • | Retail trade -- Arizona -- Tucson. | (1) | 
| • | Retail trade -- Arizona. | (1) | 
| • | Retail trade -- New Mexico -- History --    Sources | (1) | 
| • | Retail trade -- New Mexico -- History -- Sources. | (1) | 
| • | Retail trade -- Texas -- History | (1) | 
| • | Retirement -- Arizona. | (1) | 
| • | Revues. | (1) | 
| • | Riecker's Addition -- Tucson (Ariz.) | (1) | 
| • | Right to Die | (1) | 
| • | River steamers | (1) | 
| • | Roads -- Design and construction | (1) | 
| • | Roads--Mexico--Baja California (Mexico : Peninsula)--Pictorial works | (1) | 
| • | Roadside Mine (Ariz.) | (1) | 
| • | Roadside architecture--United States--History--Pictorial works. | (1) | 
| • | Rock collectors--United States. | (1) | 
| • | Rodeo performers -- United States | (1) | 
| • | Rodeos -- United States -- History | (1) | 
| • | Romance-language fiction -- Massachusetts -- Salem. | (1) | 
| • | Romanticism in music --                        Scores | (1) | 
| • | Rural Health Services | (1) | 
| • | Rural development -- Brazil | (1) | 
| • | Rural development -- Research | (1) | 
| • | Rural life -- Arizona -- Santa Cruz County --                  Photographs | (1) | 
| • | Rural schools -- Arizona -- Pictorial works | (1) | 
| • | Rural women -- Arizona -- Saint Johns -- Pictorial works. | (1) | 
| • | Sailors' writings, English | (1) | 
| • | Saline Missions (N.M.) -- History | (1) | 
| • | Saline water conversion--Law and legislation--Arizona. | (1) | 
| • | Salt River Project | (1) | 
| • | Salt River Project -- Photographs | (1) | 
| • | Same-sex marriage | (1) | 
| • | Same-sex marriage -- Law and legislation -- United States | (1) | 
| • | Same-sex marriage -- Religious aspects | (1) | 
| • | San Bernadino Land Grant (Ariz.) | (1) | 
| • | San Carlos Indian Irrigation Project in the State of Arizona (U.S.) | (1) | 
| • | San Juan de la Boquillas y Nogales Land Grant. | (1) | 
| • | San Juan de la Cruz Hacienda (Mexico)—History—Sources | (1) | 
| • | San Juan de los Boquillas y Nogales Land Grant (Ariz.) | (1) | 
| • | San Pedro Land Grant | (1) | 
| • | San Pedro Land Grant (Ariz.) | (1) | 
| • | San Rafael de la Zanja Land Grant | (1) | 
| • | San Rafael de la Zanja Land Grant (Ariz.) | (1) | 
| • | San Rafael de la Zanja Land Grant. | (1) | 
| • | San Rafael del Valley Land Grant (Ariz.) | (1) | 
| • | San Xavier Indian Reservation (Ariz.) -- History. | (1) | 
| • | San Xavier Mine(Ariz.) | (1) | 
| • | San Xavier del Bac Land Grant (Ariz.) | (1) | 
| • | Sanatoriums -- Arizona -- Tucson. | (1) | 
| • | Sanctuary Movement -- Arizona -- Tucson | (2) | 
| • | Sanctuary Movement -- United States | (1) | 
| • | Savings and loan associations--Investigations. | (1) | 
| • | School children -– Arizona -- Saint Johns -- Pictorial works. | (1) | 
| • | School children--Arizona--Douglas--Pictorial works | (1) | 
| • | School integration -- Arizona. | (1) | 
| • | School principals -- Arizona -- Tucson | (1) | 
| • | Schools -- Arizona -- Pima County -- Photographs. | (1) | 
| • | Schools -- Arizona -- Records and correspondence. | (1) | 
| • | Schools -- Arizona -- Tucson | (2) | 
| • | Schools -- England. | (1) | 
| • | Schools –- Arizona –- Saint Johns -- Pictorial works. | (1) | 
| • | Schooners -- Slides | (1) | 
| • | Science -- Philosophy | (1) | 
| • | Science -- Study and teaching -- Arizona | (1) | 
| • | Science -- Study and teaching -- Arizona. | (1) | 
| • | Science Fiction. | (1) | 
| • | Science fiction and fantasy criticism. | (1) | 
| • | Science fiction--20th century--History and criticism. | (1) | 
| • | Science fiction--Collectors and collecting. | (1) | 
| • | Science fiction--Illustrations—Periodicals. | (1) | 
| • | Scientific apparatus and instruments | (1) | 
| • | Scientific expeditions -- Mexico -- Baja California    (Peninsula) -- Pictorial works | (1) | 
| • | Scientific expeditions -- Southwest, New -- Pictorial    works | (1) | 
| • | Scientists -- Arizona | (1) | 
| • | Scientists' writings -- Early works to 1800. | (1) | 
| • | Scientists—Arizona. | (1) | 
| • | Scientists—United States. | (1) | 
| • | Scottish poetry -- 18th century -- History and criticism. | (1) | 
| • | Scrapbooks. | (1) | 
| • | Sculptors -- Interviews | (1) | 
| • | Sculptors -- Mexico | (1) | 
| • | Seafaring life -- History -- 19th century. | (1) | 
| • | Secularization -- Mexico -- History. | (1) | 
| • | Seeds -- United States. | (1) | 
| • | Segregation -- Arizona | (1) | 
| • | Seligman (Ariz.)—Pictorial works. | (1) | 
| • | Sentinel Dam (Ariz.) | (1) | 
| • | Sephardim -- Music | (1) | 
| • | Sephardim -- New Mexico | (1) | 
| • | Sequoya League. Los Angeles Council - History | (1) | 
| • | Seri Indians | (2) | 
| • | Seri Indians -- Boats | (1) | 
| • | Seri Indians -- Bone carving | (1) | 
| • | Seri Indians -- Census | (1) | 
| • | Seri Indians -- Cultural assimilation | (1) | 
| • | Seri Indians -- Games | (1) | 
| • | Seri Indians -- Genealogy | (2) | 
| • | Seri Indians -- Kinship | (2) | 
| • | Seri Indians -- Music | (1) | 
| • | Seri Indians -- Pictorial works | (2) | 
| • | Seri Indians -- Pottery | (1) | 
| • | Seri Indians -- Religion | (1) | 
| • | Seri Indians -- Rites and Ceremonies | (1) | 
| • | Seri Indians -- Social life and customs | (1) | 
| • | Seri Indians – Photographs – 19th century | (1) | 
| • | Seri Indians. | (1) | 
| • | Seri language | (2) | 
| • | Serial publications | (1) | 
| • | Serializaed fiction | (1) | 
| • | Set designers | (1) | 
| • | Sex discrimination against women- Arizona- Tucson | (1) | 
| • | Sex discrimination in employment- Arizona- Tucson | (1) | 
| • | Sexual minorities -- Civil rights -- Arizona --                        Tucson | (1) | 
| • | Sexual minorities -- Civil rights -- Arizona --                  Tucson | (1) | 
| • | Sexual minorities--Civil rights--Arizona--Tucson | (1) | 
| • | Sheep industry -- Arizona -- History -- Sources | (1) | 
| • | Sheep industry -- Arizona. | (1) | 
| • | Sheep industry -- New Mexico -- History -- 19th century -- Sources. | (1) | 
| • | Sheep industry -- New Mexico -- History -- Sources. | (1) | 
| • | Sheep industry -- New Mexico -- History. | (1) | 
| • | Shelley, Mary Wollstonecraft,                  1797-1851--Characters--Frankenstein | (1) | 
| • | Sheriffs - Arizona. | (1) | 
| • | Shields -- Great Britain -- Pictorial works. | (1) | 
| • | Ships -- Massachusetts -- Nantucket Island. | (1) | 
| • | Ships -- Passenger lists | (1) | 
| • | Short films | (1) | 
| • | Short stories, American | (2) | 
| • | Short stories, American -- 20th                  century. | (1) | 
| • | Short stories, American -- 20th century | (3) | 
| • | Shoshone Indians -- Music | (1) | 
| • | Shubert Brothers Archive – Lee, Jacob, & Sam. | (1) | 
| • | Signatures (Writing) | (2) | 
| • | Signs and signboards – United States – Pictorial works | (1) | 
| • | Signs and signboards—Arizona--Pictorial works. | (1) | 
| • | Silver -- Metallurgy -- History -- 19th century -- Sources. | (1) | 
| • | Silver Mines and Mining - Arizona - Santa Cruz County | (1) | 
| • | Silver mines and mining -- Arizona -- History -- 18th century -- Sources. | (1) | 
| • | Silver mines and mining -- Arizona -- History -- Sources. | (1) | 
| • | Silver mines and mining -- Arizona -- Mohave County. | (1) | 
| • | Silver mines and mining -- Arizona -- White Hills. | (1) | 
| • | Silver mines and mining -- Mexico -- Sonora (State) -- History -- 18th century -- Sources. | (1) | 
| • | Silver mines and mining -- New Mexico -- History -- Sources. | (1) | 
| • | Silver mines and mining -- West (U.S.) -- History -- 19th century -- Sources. | (1) | 
| • | Simplicity -- Religious aspects -- Christianity | (1) | 
| • | Single Cell Research Foundation | (1) | 
| • | Slavery -- United States -- History -- Sources. | (1) | 
| • | Slaves -- Legal status, laws, etc. -- United States | (1) | 
| • | Slaves -- New Mexico -- History -- 18th century. | (1) | 
| • | Slides (Photography) | (1) | 
| • | Small Presses – United States. | (1) | 
| • | Small press books -- Specimens | (5) | 
| • | Small press books -- Specimens. | (1) | 
| • | Small press books--Specimens | (1) | 
| • | Small press books--Specimens. | (1) | 
| • | Small presses -- Arizona | (2) | 
| • | Small presses -- Arizona -- Tucson -- History -- 20th                        century | (1) | 
| • | Small presses -- Arizona -- Tucson -- History -- 20th century. | (1) | 
| • | Small presses -- Illinois -- Chicago -- History -- 20th century. | (1) | 
| • | Small presses -- Louisiana -- 20th century | (1) | 
| • | Small presses -- Mexico -- 20th century | (1) | 
| • | Small presses -- United States | (3) | 
| • | Small presses –     Arizona | (1) | 
| • | Small presses – United      States | (1) | 
| • | Small presses—Arizona | (1) | 
| • | Small presses—California | (1) | 
| • | Smelting -- Arizona. | (1) | 
| • | Smelting -- Environmental aspects -- Arizona | (1) | 
| • | Smelting -- United States. | (1) | 
| • | Snake dance - Pictorial works. | (1) | 
| • | Snow surveys -- Arizona | (1) | 
| • | Social                        Justice--United States | (1) | 
| • | Social                        movements | (1) | 
| • | Social Justice -- United States | (1) | 
| • | Social action -- United States | (1) | 
| • | Social action -- United States. | (1) | 
| • | Social distancing (Public health) | (1) | 
| • | Social movements -- Political aspects. | (1) | 
| • | Social movements -- United States -- History -- 20th century. | (1) | 
| • | Social movements. | (1) | 
| • | Social security. | (1) | 
| • | Socialism -- California. | (1) | 
| • | Socialism -- United States -- History -- 20th century. | (1) | 
| • | Socialism--Periodicals. | (1) | 
| • | Sociedades mutualistas | (2) | 
| • | Society for the Propagation of the Faith. | (1) | 
| • | Sociology, Rural -- Arizona. | (3) | 
| • | Soil Conservation -- Arizona | (1) | 
| • | Soil Conservation--Arizona | (1) | 
| • | Soil Surveys--Navajo Indian Reservation | (1) | 
| • | Soils -- Africa | (1) | 
| • | Soils -- Arizona | (3) | 
| • | Soils -- United States | (1) | 
| • | Solar System -- Formation | (1) | 
| • | Solar System Formation. | (1) | 
| • | Solar Wind -- Research | (1) | 
| • | Solar eclipses -- Observations | (1) | 
| • | Solar energy -- Congresses | (1) | 
| • | Solar energy -- Research | (1) | 
| • | Solar energy--Law and legislation--Arizona. | (2) | 
| • | Soldiers -- United States -- Correspondence | (1) | 
| • | Soldiers -- United States -- Diaries | (1) | 
| • | Sonora (Mexico: State) -- Economic Conditions | (1) | 
| • | Sonora (Mexico: State) -- Social Conditions | (1) | 
| • | SoporiMine-(Ariz.) | (1) | 
| • | Sopori Land Grant(Ariz.) | (1) | 
| • | Sopori Land Grant (Ariz.) | (1) | 
| • | Southwest -- Women's studies -- Organizations | (1) | 
| • | Southwest Museum - History | (1) | 
| • | Southwest Society (Los Angeles, Calif.) - History | (1) | 
| • | Souvenirs (Keepsakes) | (1) | 
| • | Space | (4) | 
| • | Space Vehicles | (1) | 
| • | Space flight to Mars. | (1) | 
| • | Space imagery | (1) | 
| • | Space perception -- History -- 20th century -- Sources | (1) | 
| • | Space probes | (1) | 
| • | Space. | (1) | 
| • | Spanish Literature -- 20th century -- History and    criticism. | (1) | 
| • | Spanish language -- Dialects -- Arizona -- Tucson | (1) | 
| • | Spanish language -- Glossaries, vocabularies, etc. | (1) | 
| • | Spanish language -- Slang | (2) | 
| • | Spanish language -- Social aspects -- Arizona -- Tucson | (1) | 
| • | Spanish mission buildings -- Mexico -- Chihuahua --    Photographs. | (1) | 
| • | Spanish mission buildings -- New Mexico | (1) | 
| • | Spanish mission buildings -- Southwest, New. | (1) | 
| • | Spanish-American War, 1898 -- Personal narratives. | (1) | 
| • | Spanish-American War, 1898 -- Philippines -- Speeches in Congress. | (1) | 
| • | Spanish-American War, 1898 -- Regimental histories -- United States. | (1) | 
| • | Speeches, addresses, etc., American -- Arizona -- 20th century. | (1) | 
| • | Spiritual life -- Buddhism | (1) | 
| • | Spiritual life -- Christianity | (1) | 
| • | Spiritual life -- Hinduism | (1) | 
| • | Spiritual life -- Islam | (1) | 
| • | Spiritual life -- Judaism | (1) | 
| • | Spiritual life -- Quaker authors | (1) | 
| • | Spiritualism (Philosophy) | (1) | 
| • | Spirituality | (1) | 
| • | Sports for Women – Arizona – Tucson . | (1) | 
| • | Sports for Women – Arizona – Tucson. | (2) | 
| • | Sports teams -- Pictorial works. | (1) | 
| • | Stage lighting designers | (1) | 
| • | Stagecoach lines | (1) | 
| • | Stars -- Motion in line of sight | (1) | 
| • | Stars. | (1) | 
| • | State universities and colleges – Arizona. | (1) | 
| • | Statehood (American politics) | (1) | 
| • | Statesmen -- Portraits. | (1) | 
| • | Statesmen -- United States -- Correspondence. | (1) | 
| • | Steam-navigation | (1) | 
| • | Stereographs. | (1) | 
| • | Store decoration | (1) | 
| • | Stores, Retail -- Tucson,    Arizona | (1) | 
| • | Strategic Arms Limitation Talks II. | (1) | 
| • | Street photography -- United States -- History -- 20th                        century | (1) | 
| • | Street photography--United States--History--20th century. | (1) | 
| • | Street signs in art | (1) | 
| • | Streets -- Arizona -- Tucson | (2) | 
| • | Strikes and lockouts -- Copper mining --    Arizona | (1) | 
| • | Strikes and lockouts -- Copper mining -- Arizona -- Bisbee. | (1) | 
| • | Strikes and lockouts--Copper mining--Arizona--Bisbee | (1) | 
| • | Strip mining -- Environmental aspects -- Southwest,    New | (1) | 
| • | Student housing -- Arizona | (1) | 
| • | Student teaching -- United States | (1) | 
| • | Students | (1) | 
| • | Students -- England. | (1) | 
| • | Students' songs -- United States. | (2) | 
| • | Sugar beet -- Arizona | (2) | 
| • | Sunnyside (Ariz.)--Photographs. | (1) | 
| • | Sunset Crater Volcano National Monument (Ariz.)--Antiquities. | (1) | 
| • | Sunspots -- Research | (1) | 
| • | Surgery | (1) | 
| • | Surveying --Arizona | (1) | 
| • | Surveyor Program (U.S.) | (1) | 
| • | Swahili language -- Dictionaries -- English | (1) | 
| • | Swift's Comet -- Observations. | (1) | 
| • | Swindlers and swindling. | (1) | 
| • | Synagogues -- Arizona | (1) | 
| • | Synagogues -- New Mexico | (1) | 
| • | Synagogues -- Texas | (1) | 
| • | Tamarix -- Utilization -- Arizona | (1) | 
| • | Tango (Dance)--Pictorial works. | (1) | 
| • | Tanner family. | (1) | 
| • | Taos Indians -- Pictorial works | (1) | 
| • | Tarahumara Indians -- History -- 17th century. | (1) | 
| • | Tarahumara Indians -- Missions. | (15) | 
| • | Tarahumara Indians -- Photographs. | (1) | 
| • | Tarahumara Indians. | (2) | 
| • | Tarahumara architecture | (1) | 
| • | Tarahumara language -- Dictionaries -- German. | (1) | 
| • | Tax assessment -- Arizona -- Tombstone. | (1) | 
| • | Tax assessment -- Arizona. | (1) | 
| • | Taxation -- Bolivia -- History -- 18th century -- Sources. | (1) | 
| • | Teachers -- Arizona | (3) | 
| • | Teachers -- Arizona -- Tucson -- Archives | (2) | 
| • | Teachers -- Arizona. | (1) | 
| • | Teachers--Arizona--Biography. | (1) | 
| • | Teleology | (1) | 
| • | Telescopes | (1) | 
| • | Telescopes. | (1) | 
| • | Television -- Stage-setting and scenery | (1) | 
| • | Television and Popular Music | (2) | 
| • | Television and Women--United States | (1) | 
| • | Television news programs. | (1) | 
| • | Television plays, American -- Sources | (1) | 
| • | Television scripts -- Specimens. | (1) | 
| • | Tepehuan Indians -- Missions. | (2) | 
| • | Theater | (2) | 
| • | Theater                        Programs--Arizona--Tucson | (1) | 
| • | Theater -- Arizona -- Tucson -- History | (1) | 
| • | Theater -- Arizona -- Tucson -- History. | (1) | 
| • | Theater -- New York (State) -- New York -- History -- 20th century. | (1) | 
| • | Theater -- Political aspects | (1) | 
| • | Theater -- Reviews. | (1) | 
| • | Theater -- United States -- 20th century -- Sources | (1) | 
| • | Theater -- United States -- History -- 19th century. | (1) | 
| • | Theater -- United States -- History -- 20th    century | (1) | 
| • | Theater -- United States -- History -- 20th century --                  Sources | (1) | 
| • | Theater -- United States. | (1) | 
| • | Theater management – United States. | (1) | 
| • | Theater programs - California - Los Angeles. | (1) | 
| • | Theater--Production and                        direction | (1) | 
| • | Theaters -- Designs and plans | (1) | 
| • | Theaters -- Stage-setting and scenery | (1) | 
| • | Theaters -- United States | (4) | 
| • | Theaters -- United States. | (1) | 
| • | Theaters –- United States | (1) | 
| • | Theaters—United States | (1) | 
| • | Theater—England—History—19th century | (1) | 
| • | Theater—England—History—20th Century | (1) | 
| • | Theater—Germany—History—20th Century | (1) | 
| • | Theater—United States—History—19th century | (1) | 
| • | Theater—United States—History—20th Century | (1) | 
| • | Theatre Programs | (1) | 
| • | Theatres. | (1) | 
| • | Theatrical managers -- United States. | (1) | 
| • | Theatrical producers and directors -- United    States | (1) | 
| • | Theodore Roosevelt Dam (Ariz.) – Photographs | (1) | 
| • | Thomas Davis Clinic. | (1) | 
| • | Thunderstorms | (1) | 
| • | Title companies -- Arizona -- Tucson. | (1) | 
| • | Title insurance -- Arizona -- Tucson. | (1) | 
| • | Toboso Indians. | (1) | 
| • | Tohono O'Odham Indian Reservation (Arizona) - History | (1) | 
| • | Tohono O'Odham Indians | (1) | 
| • | Tohono O'Odham Indians - Education | (1) | 
| • | Tohono O'Odham Indians - Government Relations | (1) | 
| • | Tohono O'Odham Indians - History | (1) | 
| • | Tohono O'Odham Indians -- Arizona | (1) | 
| • | Tohono O'Odham Indians -- History | (2) | 
| • | Tohono O'Odham Indians -- Missions. | (1) | 
| • | Tohono O'Odham Indians -- Music. | (1) | 
| • | Tohono O'Odham Indians -- Politics and government | (1) | 
| • | Tohono O'Odham Indians. | (1) | 
| • | Tohono O'Odham art | (1) | 
| • | Tohono O'odham Indians --                        Ethnobotany. | (1) | 
| • | Tohono O'odham Indians -- Biography. | (2) | 
| • | Tohono O'odham Indians -- Government relations. | (1) | 
| • | Tohono O'odham Indians -- History. | (1) | 
| • | Tohono O'odham Indians -- Photographs. | (1) | 
| • | Tohono O'odham Indians -- Water rights. | (1) | 
| • | Tohono O'odham Indians – Music | (2) | 
| • | Tohono O'odham Indians--Arizona | (1) | 
| • | Tohono O'odham Indians--Social life and customs | (1) | 
| • | Tohono O’Odham Indians --      Music | (1) | 
| • | Tohono O’odham Indians – Games - Photographs | (1) | 
| • | Tohono O’odham Indians – Photographs – 19th century | (1) | 
| • | Tohono O’odham Indians – Social life and customs – Photographs – 19th century | (1) | 
| • | Tohono O’odham women – Photographs – 19th century | (1) | 
| • | Tohono O’odham women—Photographs—19th century | (1) | 
| • | Tools -- Arizona. | (1) | 
| • | Tourism | (1) | 
| • | Tourism -- Arizona | (1) | 
| • | Tourism -- Arizona -- Tucson. | (1) | 
| • | Tourism -- New Mexico | (1) | 
| • | Tourism -- West (U.S.) -- History | (1) | 
| • | Tourism – Social aspects – India | (1) | 
| • | Tourism – Social aspects – Japan | (1) | 
| • | Tourism – Social aspects – Mexico | (1) | 
| • | Tourism. | (1) | 
| • | Trade routes | (1) | 
| • | Trading Posts-Arizona | (1) | 
| • | Trading posts -- Arizona -- Ganado Region | (1) | 
| • | Trading posts. | (2) | 
| • | Traditional medicine | (1) | 
| • | Trails -- Arizona -- Grand Canyon National Park. | (1) | 
| • | Transgender Day of Remembrance | (1) | 
| • | Transgender people | (2) | 
| • | Transplantation of organs, tissues, etc. | (1) | 
| • | Transportation -- Arizona | (2) | 
| • | Transportation -- Arizona. | (1) | 
| • | Transportation -- United States -- History -- 19th century. | (1) | 
| • | Trapping | (1) | 
| • | Travel Clubs. | (1) | 
| • | Travel photography | (2) | 
| • | Travel photography. | (1) | 
| • | Travelers' writings | (1) | 
| • | Travelogues (Motion pictures) – India | (1) | 
| • | Travelogues (Motion pictures) – Japan | (1) | 
| • | Travelogues (Motion pictures) – Mexico | (1) | 
| • | Treasure troves -- Mexico. | (1) | 
| • | Tree-rings -- Research | (2) | 
| • | Trees, Care of | (1) | 
| • | Tres Alamos Land Grant (Ariz.) | (1) | 
| • | Trials (Murder) -- Arizona | (1) | 
| • | Trials (Murder) -- Arizona -- Phoenix. | (1) | 
| • | Trials (Murder) -- Arizona -- Tucson | (1) | 
| • | Trials (Murder) -- Arizona -- Tucson. | (1) | 
| • | Trials (Perjury) - Arizona | (1) | 
| • | Trichloroethylene | (2) | 
| • | Tuberculosis -- Hospitals -- Arizona. | (2) | 
| • | Tucson (Ariz.) -- Charities. | (1) | 
| • | Tucson (Ariz.) -- Politics and government. | (1) | 
| • | Tucson (Ariz.) -- Social life and customs. | (1) | 
| • | Tucson (Ariz.)—History. | (1) | 
| • | Tucson Medical and Surgical Clinic. | (1) | 
| • | Tucson Rod and Gun Club | (1) | 
| • | Tucson Trans Awareness Week | (1) | 
| • | Tucson Unified School District (Pima County,                        Ariz.) | (1) | 
| • | Tumacacori Land Grant (Ariz.) | (1) | 
| • | Tumamoc Hill (Ariz.). | (1) | 
| • | USS Arizona Memorial (Hawaii) -- Sources | (1) | 
| • | Underground press publications -- Specimens | (1) | 
| • | Underground press publications--Specimens. | (1) | 
| • | United States -- Army -- Volunteer Cavalry, 1st -- Officers --  Biography. | (1) | 
| • | United States -- Army -- Volunteer Cavalry, 1st. | (1) | 
| • | United States -- Commerce -- Congresses | (1) | 
| • | United States -- Commercial policy -- Congresses | (1) | 
| • | United States -- Trials, litigation, etc. | (1) | 
| • | United States Emigration and immigration | (1) | 
| • | United States Highway 66--Pictorial works. | (1) | 
| • | United States Politics and government 1945-1989 | (1) | 
| • | United States Politics and government--20th century. | (3) | 
| • | United States –Politics and government – 1961-1963. | (1) | 
| • | United States. Army. Volunteer Cavalry, 1st. | (1) | 
| • | United States. Congress. House | (1) | 
| • | United States. Navy -- History -- 20th century | (1) | 
| • | United States. Soil Conservation Service | (1) | 
| • | United states. Warren Commission. Report of the President’s Commission on the Assassination of President John F. Kennedy. | (1) | 
| • | Universities and colleges --                  Arizona. | (1) | 
| • | Universities and colleges -- Admission -- Statistics. | (1) | 
| • | Universities and colleges -- Arizona | (2) | 
| • | Universities and colleges -- Arizona -- Faculty | (2) | 
| • | Universities and colleges -- Arizona -- Tucson -- Administration. | (1) | 
| • | Universities and colleges -- Arizona. | (1) | 
| • | Universities and colleges -- Curricula -- Catalogs. | (1) | 
| • | Universities and colleges -- Employees -- Arizona | (2) | 
| • | Universities and colleges- Arizona- Faculty | (1) | 
| • | Universities and colleges- Employees- Arizona | (1) | 
| • | University                  of Arizona | (3) | 
| • | University of                        Arizona | (2) | 
| • | University of        Arizona | (2) | 
| • | University of Arizona--Alumni and                        alumnae--Interviews. | (1) | 
| • | University of Arizona--Buildings--Photographs. | (1) | 
| • | University of Arizona--History--Photographs | (1) | 
| • | University of Arizona--Students--Photographs. | (1) | 
| • | University of Arizona. | (1) | 
| • | University of Arizona. Agricultural Extension Service. | (1) | 
| • | University of Arizona. College of Medicine | (1) | 
| • | University of Arizona. Committee of Eleven -- History | (1) | 
| • | University of Arizona. Health Sciences Center | (1) | 
| • | University of Arizona—Administration—History—Sources. | (1) | 
| • | University of Arizona—Faculty. | (2) | 
| • | Urban beautification -- Arizona -- Tucson | (1) | 
| • | Urban renewal -- Arizona -- Tucson | (1) | 
| • | Urban renewal -- Arizona -- Tucson -- Pictorial                  works | (1) | 
| • | Ute Indians -- History. | (1) | 
| • | Ute Indians. | (1) | 
| • | Vagrancy -- Arizona | (1) | 
| • | Variable stars | (1) | 
| • | Varves | (1) | 
| • | Vaudeville | (5) | 
| • | Vaudeville -- United States -- 20th century | (1) | 
| • | Vaudeville -- United States -- History -- 19th Century | (1) | 
| • | Vaudeville -- United States -- History -- 20th Century | (1) | 
| • | Vaudeville -- United States -- Photographs. | (1) | 
| • | Vaudeville songs—United States | (1) | 
| • | Vaudeville – Employees – Labor Unions – United States. | (1) | 
| • | Vaudeville. | (3) | 
| • | Vaudeville—History. | (1) | 
| • | Vaudeville—United States—20th Century | (1) | 
| • | Vegetation boundaries—Arizona | (1) | 
| • | Vegetation dynamics—Mexican-American Border Region | (1) | 
| • | Vegetation surveys -- Africa | (1) | 
| • | Vegetation surveys -- Colorado | (1) | 
| • | Vegetation surveys -- South America | (1) | 
| • | Ventiloquists | (1) | 
| • | Ventriloquists--United States. | (1) | 
| • | Verses (Poetry) | (1) | 
| • | Veterans -- Diseases -- Government policy -- United States. | (1) | 
| • | Veterans -- Health aspects -- Arizona. | (1) | 
| • | Veterans -- Medical care. | (1) | 
| • | Veterans, services for--United States--advocacy. | (1) | 
| • | Vicos (Peru). | (1) | 
| • | Vietnam War,                        1961-1975 | (1) | 
| • | Vietnam War, 1961-1975 --                        Personal narratives, American | (1) | 
| • | Vietnam War, 1961-1975 --                        Veterans -- United States | (1) | 
| • | Violence -- Arizona -- Tombstone -- History -- 19th                  Century | (1) | 
| • | Violence -- Arizona -- Tombstone -- History -- 19th century. | (1) | 
| • | Visitors' centers -- Arizona | (1) | 
| • | Vitalism. | (1) | 
| • | Vocal music -- Arizona -- Tucson. | (1) | 
| • | Voyages and travels. | (1) | 
| • | Voyages to the Pacific coast. | (1) | 
| • | Wages- Women | (1) | 
| • | Wagons -- High Plains (U.S) -- History -- 19th century. | (1) | 
| • | Wagons -- Photographs. | (1) | 
| • | Waila (Chicken scratch music) | (2) | 
| • | War correspondents -- United States. | (1) | 
| • | Water -- Law and legislation -- Arizona | (3) | 
| • | Water conservation | (1) | 
| • | Water conservation -- Arizona | (3) | 
| • | Water conservation -- Citizen participation | (2) | 
| • | Water consumption -- Arizona | (1) | 
| • | Water districts -- Arizona | (1) | 
| • | Water quality -- Arizona | (1) | 
| • | Water quality management -- Arizona | (2) | 
| • | Water quality management--Arziona | (1) | 
| • | Water resources development -- Arizona | (2) | 
| • | Water resources development -- Law and legislation --                  Arizona | (1) | 
| • | Water resources development--Arizona--History | (1) | 
| • | Water resources development--Law and legislation--Arizona | (1) | 
| • | Water reuse -- Arizona | (1) | 
| • | Water rights | (1) | 
| • | Water rights -- Arizona | (1) | 
| • | Water rights -- Colorado River (Colo.-Mexico) | (2) | 
| • | Water rights -- Mexico -- Yaqui River | (1) | 
| • | Water rights--Arizona. | (1) | 
| • | Water supply -- Arizona | (1) | 
| • | Water--Law and legislation--Arizona | (1) | 
| • | Water-power -- Arizona. | (1) | 
| • | Water-supply | (1) | 
| • | Water-supply -- Arizona | (1) | 
| • | Water-supply -- Arizona -- Pima County. | (1) | 
| • | Water-supply -- Arizona -- San Xavier Indian Reservation. | (1) | 
| • | Water-supply -- Arizona -- Tucson Region | (1) | 
| • | Waterways | (1) | 
| • | Weather -- Arizona -- Observations | (1) | 
| • | Weather Control | (1) | 
| • | Weather forecasting -- Research | (1) | 
| • | West (U.S.)--Pictorial works. | (1) | 
| • | West Cottage (Tucson, AZ)—Photographs | (1) | 
| • | Western stories | (5) | 
| • | Western television programs | (1) | 
| • | Western television programs. | (1) | 
| • | Whales -- California -- Pictorial works | (1) | 
| • | Whaling -- Pacific Ocean -- History -- 19th century. | (1) | 
| • | Whaling ships -- Massachusetts -- New Bedford. | (1) | 
| • | White Rats of America. | (1) | 
| • | Wild and scenic rivers -- Government policy -- United                  States | (1) | 
| • | Wild animal collecting -- Congo (Democratic    Republic) | (1) | 
| • | Wild flowers -- Arizona | (1) | 
| • | Wild flowers -- Arizona. | (1) | 
| • | Wildlife conservation -- Arizona. | (1) | 
| • | Wildlife refuges -- Arizona. | (1) | 
| • | Wine and wine making -- England -- History -- Sources. | (1) | 
| • | Witchcraft -- Massachusetts -- Salem. | (1) | 
| • | Women -- Arizona | (1) | 
| • | Women -- Arizona -- Clarkdale -- Societies and clubs. | (1) | 
| • | Women -- Arizona -- Tucson -- Societies and                        Clubs | (1) | 
| • | Women -- Arizona -- Tucson -- Societies and Clubs | (1) | 
| • | Women -- Arizona -- Winslow -- Societies and clubs. | (1) | 
| • | Women -- Conduct of life. | (1) | 
| • | Women -- Diaries | (1) | 
| • | Women -- Education | (1) | 
| • | Women -- Education. | (1) | 
| • | Women -- Employment -- United States | (1) | 
| • | Women -- Health and hygiene -- United States | (1) | 
| • | Women -- Societies and                  Clubs | (1) | 
| • | Women -- Societies and clubs | (1) | 
| • | Women authors -- Arizona -- Tucson -- Archives | (1) | 
| • | Women authors, American | (4) | 
| • | Women authors, American -- Arizona -- Tucson -- Archives. | (1) | 
| • | Women authors. | (1) | 
| • | Women college teachers -- Arizona | (2) | 
| • | Women college teachers -- Arizona -- Tucson --                  Archives | (1) | 
| • | Women college teachers -- Arizona -- Tucson -- Archives. | (1) | 
| • | Women college teachers- Arizona | (1) | 
| • | Women deans (Education) | (1) | 
| • | Women detectives -- Arizona -- Fiction | (1) | 
| • | Women detectives--Arizona--Fictio. | (1) | 
| • | Women dramatists, American -- Sources | (2) | 
| • | Women editors--Arizona. | (1) | 
| • | Women entertainers | (1) | 
| • | Women folklorists -- Arizona -- Tucson --                        Archives | (1) | 
| • | Women folklorists -- Arizona -- Tucson -- Archives | (1) | 
| • | Women folklorists -- Arizona -- Tucson -- Archives. | (1) | 
| • | Women historians | (1) | 
| • | Women in Community Service (U.S.) | (1) | 
| • | Women in Rodeos | (1) | 
| • | Women in community organization -- United States. | (1) | 
| • | Women in education | (1) | 
| • | Women in the                  cattle industry | (1) | 
| • | Women journalists -- United States -- Sources | (1) | 
| • | Women journalists--Arizona | (1) | 
| • | Women journalists--Mexico--Interviews. | (1) | 
| • | Women journalists--Mexico. | (1) | 
| • | Women novelists -- Arizona -- Fiction. | (1) | 
| • | Women outlaws -- West (U.S.) -- Bibliography. | (1) | 
| • | Women pioneers -- Alberta. | (1) | 
| • | Women pioneers -- Arizona | (1) | 
| • | Women pioneers -- Arizona. | (1) | 
| • | Women pioneers -- Colorado | (1) | 
| • | Women pioneers -- New Mexico -- Lordsburg -- Sources. | (1) | 
| • | Women pioneers -- Southwest, New -- Biography. | (1) | 
| • | Women poets, American--20th century. | (1) | 
| • | Women private investigators. | (1) | 
| • | Women ranchers -- Arizona. | (1) | 
| • | Women teachers -- Arizona -- Tucson --                        Archives | (1) | 
| • | Women war correspondents --    Archives. | (1) | 
| • | Women's Issues | (1) | 
| • | Women's Research | (1) | 
| • | Women's Studies -- Institute | (1) | 
| • | Women's Studies -- Organizations | (1) | 
| • | Women's studies | (3) | 
| • | Women's studies -- United States -- Case studies | (1) | 
| • | Women- Arizona- Tucson- Societies and clubs | (1) | 
| • | Women--Arizona | (1) | 
| • | Women--Newspapers | (1) | 
| • | Women’s rights- Arizona | (1) | 
| • | Workers theater -- Arizona -- History | (1) | 
| • | Working class -- Arizona | (1) | 
| • | Working class women -- United States -- Case studies | (1) | 
| • | World War, 1914-1918 | (2) | 
| • | World War, 1914-1918 -- Arizona. | (1) | 
| • | World War, 1914-1918 -- Biography. | (1) | 
| • | World War, 1914-1918 -- Campaigns -- Western Front --Personal narratives | (1) | 
| • | World War, 1914-1918 -- England -- Fiction. | (1) | 
| • | World War, 1914-1918 -- France -- Fiction. | (1) | 
| • | World War, 1914-1918 -- France. | (1) | 
| • | World War, 1914-1918 -- Great Britan. | (1) | 
| • | World War, 1914-1918 -- Medical care -- France. | (1) | 
| • | World War, 1914-1918 -- Personal narratives,American | (1) | 
| • | World War, 1914-1918 -- Personal narratives, American. | (1) | 
| • | World War, 1914-1918 -- Personal narratives. | (1) | 
| • | World War, 1914-1918 -- Pictorial works.. | (1) | 
| • | World War, 1914-1918 -- Posters. | (1) | 
| • | World War, 1914-1918 -- United States. | (1) | 
| • | World War, 1914-1918 – Press Coverage. | (1) | 
| • | World War, 1914-1918 – Social aspects. | (1) | 
| • | World War, 1914-1918 – United States. | (1) | 
| • | World War, 1914-1918--Personal narratives, American. | (1) | 
| • | World War, 1914-1918--Prisoners and prisons, German | (1) | 
| • | World War, 1914-1918. | (1) | 
| • | World War, 1939-1945 | (3) | 
| • | World War, 1939-1945 -- Arizona | (1) | 
| • | World War, 1939-1945 -- Arizona -- Tucson | (1) | 
| • | World War, 1939-1945 -- Caricatures and cartoons. | (1) | 
| • | World War, 1939-1945 -- Concentration camps -- Liberation | (1) | 
| • | World War, 1939-1945 -- Destruction and pillage -- Germany | (1) | 
| • | World War, 1939-1945 -- Economic aspects -- Africa, North | (1) | 
| • | World War, 1939-1945 -- Economic aspects -- Germany | (1) | 
| • | World War, 1939-1945 -- Evacuation of civilians -- United    States | (1) | 
| • | World War, 1939-1945 -- Evacuation of civilians -- United States. | (1) | 
| • | World War, 1939-1945 -- Finance -- United States. | (1) | 
| • | World War, 1939-1945 -- Food supply | (1) | 
| • | World War, 1939-1945 -- Humor | (1) | 
| • | World War, 1939-1945 -- Japanese Americans | (1) | 
| • | World War, 1939-1945 -- Japanese Americans. | (1) | 
| • | World War, 1939-1945 -- Naval operations -- United States | (1) | 
| • | World War, 1939-1945 -- Naval operations -- United States. | (1) | 
| • | World War, 1939-1945 -- Naval operations, American | (2) | 
| • | World War, 1939-1945 -- Personal narratives, American | (3) | 
| • | World War, 1939-1945 -- Personal narratives, American. | (2) | 
| • | World War, 1939-1945 -- Posters | (1) | 
| • | World War, 1939-1945 -- United States -- Education and the    war | (1) | 
| • | World War, 1939-1945 -- Women | (1) | 
| • | World War, 1939-1945 – Argentina | (1) | 
| • | World War, 1939-1945 – Canada | (1) | 
| • | World War, 1939-1945 – France | (1) | 
| • | World War, 1939-1945 – Germany | (1) | 
| • | World War, 1939-1945 – Personal narratives. | (1) | 
| • | World War, 1939-1945 – Posters. | (1) | 
| • | World War, 1939-1945 – Press Coverage. | (1) | 
| • | World War, 1939-1945 – Propaganda | (1) | 
| • | World War, 1939-1945 – United States | (1) | 
| • | World War, 1939-1945 – United States. | (1) | 
| • | World War, 1939-1945--Arizona. | (1) | 
| • | World War, 1939-1945--Personal                        narratives, Jewish. | (1) | 
| • | World War, 1939-45 -- Personal narratives | (1) | 
| • | World politics -- 1900-1945 -- Caricatures and cartoons. | (1) | 
| • | World politics -- Caricatures and cartoons. | (2) | 
| • | Worlds Fair Mine (Ariz.) | (1) | 
| • | Wound healing -- Experiments | (1) | 
| • | Yanaconas -- Sources. | (1) | 
| • | Yaqui Indians -- Arizona -- Folklore. | (1) | 
| • | Yaqui Indians -- Mexico -- Hermosillo -- Rites and Ceremonies --        Photographs | (1) | 
| • | Yaqui Indians -- Missions -- History -- 17th century. | (1) | 
| • | Yaqui Indians -- Photographs | (3) | 
| • | Yaqui Indians -- Rites and Ceremonies -- Pictorial                  works | (1) | 
| • | Yaqui Indians -- Urban residence. | (1) | 
| • | Yaqui Indians--Mexico--Sonora (State). | (1) | 
| • | Yaqui Indians--Photographs. | (1) | 
| • | Yaqui Indians. | (2) | 
| • | Yaqui poetry -- Arizona. | (1) | 
| • | Yavapai Indians | (1) | 
| • | Yellow fever -- Mexico | (1) | 
| • | Yuma Indians -- Government relations. | (1) | 
| • | Yuma Indians -- History | (1) | 
| • | Yuma Indians. | (1) | 
| • | Yuman Indians | (1) | 
| • | Yuman Indians -- History -- 18th century -- Sources. | (1) | 
| • | Zen poetry | (1) | 
| • | Zinc mines and mining -- History -- Sources. | (1) | 
| • | Zuni Indians -- History -- 19th century -- Sources | (1) | 
| • | Zuni Indians -- Rites and ceremonies.. | (1) | 
| • | Zuni Indians -- Social life and customs. | (2) | 
| • | oral                  histories | (1) | 
| • | student diversity | (1) |