Mining and Water-Control Methods at the Chief Lead-Zinc Mine, Chief Consolidated Mining Co., Juab County, Utah (open access)

Mining and Water-Control Methods at the Chief Lead-Zinc Mine, Chief Consolidated Mining Co., Juab County, Utah

Report issued by the U.S. Bureau of Mines discussing water-control issues at the Chief Mine in Juab County, Utah. Unique methods for water control are presented. This report includes tables, maps, illustrations, and photographs.
Date: May 1958
Creator: Young, W. 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
Outlook and Research Possibilities for Bituminous Coal (open access)

Outlook and Research Possibilities for Bituminous Coal

Report issued by the U.S. Bureau of Mines discussing research conducted on the bituminous coal industry in the United States. As stated in the introduction, "in addition to research and development work of the coal industry, that of associated industries and coal consumers is covered" (p. 1). This report includes tables, and illustrations.
Date: May 1956
Creator: United States. Bureau of Mines.
System: The UNT Digital Library
Accepted Limit Values of Air Pollutants (open access)

Accepted Limit Values of Air Pollutants

Report issued by the U.S. Bureau of Mines discussing, as stated in the introduction, the "accepted maximum permissible concentrations of air pollutants from the standpoints of health, damage to vegetation, damage to property, and requirements of industrial processes" (p. 1). This report includes tables.
Date: May 1954
Creator: Barkley, J. F.
System: The UNT Digital Library
Names and Definitions of Regions, Districts, and Subdistricts in Alaska: Used by the Bureau of Mines in Statistical and Economic Studies Covering the Mineral Industry of the Territory (open access)

Names and Definitions of Regions, Districts, and Subdistricts in Alaska: Used by the Bureau of Mines in Statistical and Economic Studies Covering the Mineral Industry of the Territory

Report issued by the U.S. Bureau of Mines discussing the development of a naming system for Alaskan regions and districts. The structure of the naming system and a description of each district are presented. This report includes maps.
Date: May 1954
Creator: Ransome, Alfred L. & Kerns, William H.
System: The UNT Digital Library
Accident Experience: Iron-Ore Mines, Lake Superior District, 1940-43 (open access)

Accident Experience: Iron-Ore Mines, Lake Superior District, 1940-43

Report issued by the U.S. Bureau of Mines discussing the iron-ore mining accident experience in the Lake Superior District. Frequency and severity rates of accidents between 1940 and 1943 are presented. This report includes tables.
Date: May 1945
Creator: Cash, Frank E. & Larsen, Reuben D.
System: The UNT Digital Library
Annual Report of Research and Technologic Work on Coal: Fiscal Year 1942 (open access)

Annual Report of Research and Technologic Work on Coal: Fiscal Year 1942

Report issued by the U.S. Bureau of Mines discussing studies over the research and technology of coal during 1942. As stated in the introduction, "the annual reports of the research and technologic investigations conducted by the Bureau of Mines on the occurrence, properties, mining, preparation, and uses of coal, of which the present report is the seventh, are intended to be brief summaries of progress" (p. 4). This report includes tables, illustrations, and photographs.
Date: May 1943
Creator: Fieldner, Arno Carl & Rice, W. E.
System: The UNT Digital Library
Manganese: Its Occurrence, Milling, and Metallurgy; Part 1 (open access)

Manganese: Its Occurrence, Milling, and Metallurgy; Part 1

Report issued by the U.S. Bureau of Mines discussing the "occurrence, milling, and metallurgy of manganese in the United States" (p. 1). Different properties and compounds of manganese are also discussed. This report includes a map, tables, illustrations, and photographs.
Date: May 1934
Creator: Dean, Reginald S.; DeVaney, Fred D. & Coghill, Will H.
System: The UNT Digital Library
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