Procedure of the Purchasing and Supply Departments of the Miami Copper Company, Miami, Arizona (open access)

Procedure of the Purchasing and Supply Departments of the Miami Copper Company, Miami, Arizona

Report issued by the U.S. Bureau of Mines discussing the purchasing procedures documented by the Miami Copper Company in Arizona. Supplies, invoices, discounts, and accounting procedures are described in detail. This report includes tables, and illustrations.
Date: May 1932
Creator: Bishop, Fred L. & Keller, Albert E.
System: The UNT Digital Library
Chrysotile-Asbestos Deposits of Arizona: Supplement to Information Circular 7706 (open access)

Chrysotile-Asbestos Deposits of Arizona: Supplement to Information Circular 7706

Report issued by the U.S. Bureau of Mines discussing asbestos mining and production in Arizona. As a supplement to a previous report, 18 additional Arizona mining districts are presented and described. This report includes tables, maps, illustrations, and photographs.
Date: May 1956
Creator: Stewart, Lincoln A.
System: The UNT Digital Library
Leaching Nonsulphide Copper Ores with Sulphur Dioxide (open access)

Leaching Nonsulphide Copper Ores with Sulphur Dioxide

Report issued by the Bureau of Mines discussing the sulfurous acid leaching of the Southwest experiment station. Operations and analyses of the experiment station are presented. This report includes tables, illustrations, and photographs.
Date: May 1923
Creator: Van Barneveld, Charles E. & Leaver, Edmund S.
System: The UNT Digital Library
Geologic Factors Related to Block Caving at San Manuel Copper Mine, Pinal County, Arizona: Progress Report, April 1954-March 1956 (open access)

Geologic Factors Related to Block Caving at San Manuel Copper Mine, Pinal County, Arizona: Progress Report, April 1954-March 1956

Report issued by the Bureau of Mines over studies conducted on the geologic factors related to block-caving. The results of the study are presented. This report includes tables, maps, and illustrations.
Date: May 1957
Creator: Wilson, Eldred Dewey
System: The UNT Digital Library