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		Repository
		 | • |  | (1) |  | • | University of Arizona Libraries, Special Collections | [Undo] | 
 | | 1 | Author: | Kennecott Copper Corporation. Braden Unit | Add to Favorites |  |  | Title: | Records of Kennecott Copper Corporation, Braden Unit,
		1938-1953. ead |  |  |  | Date(s): | 1938-1953. |  |  |  | Abstract: | This collection is comprised of three bound volumes.  The first volume, dated 1938 - 1952, describes the history, geology, mining methods and mine safety, complete with accompanying maps, photographs, and charts, of the Braden Unit of the Kennecott Copper Corporation.  The second volume, dated 1943 - 1952, contains a set of blueprints of diamond drilling equipment.  The third volume, which is undated, contains construction plans and calculations for various mining operations and buildings. |  |  |  | Repository: | University of Arizona Libraries, Special Collections |  |  |  | Subjects: | Mining corporations -- Chile -- History -- 20th century | Mine safety -- Chile | Mines and mineral resources -- Chile -- History -- 20th century |  |  |  | Similar Items: | Find Similar Guides | 
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