XTF: Search Results

1	Author:	Mathewson, Edward Payson, 1864-	Requires cookie*
	Title:	Edward Mathewson Papers, 1864 - 1948 ead
	Date(s):	unknown
	Abstract:	The Edward Mathewson Papers contain the work of Canadian metallurgist Edward Mathewson, known for his work with Anaconda Copper Mining Company and later, his service as a professor at the University of Arizona. The collection includes five series pertaining to Mathewson’s personal and work life. Materials include manuscripts, mining papers, patents, letters and correspondence, scrapbooks, published books and papers, journals, diaries, blueprints, photo albums, photographs, postcards, financial records, certificates and degrees, and other ephemera.
	Repository:	University of Arizona Libraries, Special Collections
	Subjects:	Metallurgy. \| Mining engineering. \| Copper mines and mining.
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2	Author:	Russell, Edward H.	Requires cookie*
	Title:	Letters Regarding the Russell Process 1884-1886 ead
	Date(s):	1884-1886
	Abstract:	Edward H. Russell was the inventor of the process for extracting silver from raw ore by lixiviation, using hyposulphite. Carbons of letters in bound letter copying book, written from May of either 1884 or 1885, to April of 1886. They are from Russell to various western mine managers, and about the advantages of the method.
	Repository:	University of Arizona Libraries, Special Collections
	Subjects:	Silver -- Metallurgy -- History -- 19th century -- Sources. \| Silver mines and mining -- West (U.S.) -- History -- 19th century -- Sources.
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