Magnetic Separation of Ores (open access)

Magnetic Separation of Ores

Report issued by the Bureau of Mines over studies conducted on the removal of magnetic materials from iron ores. As stated in the introduction, "this report discusses briefly operations and trends in magnetic separation, explains magnetic separation, describes and classifies the machines used, and outlines their development" (p. 1). This report includes tables, and illustrations.
Date: 1941
Creator: Dean, Reginald S. & Davis, Charles Wesley
System: The UNT Digital Library
Quarry Accidents in the United States During the Calendar Year 1937 (open access)

Quarry Accidents in the United States During the Calendar Year 1937

Report issued by the Bureau of Mines over quarry accidents in the U.S. during 1937. The number, type, and location of the accidents are presented and discussed. This report includes tables.
Date: 1940
Creator: Adams, William Waugh & Wrenn, Virginia E.
System: The UNT Digital Library
Iron Blast-Furnace Slag Production Processing, Properties, and Uses (open access)

Iron Blast-Furnace Slag Production Processing, Properties, and Uses

Report issued by the Bureau of Mines over the production of blast-furnace slag. Characteristics and uses of slag are discussed. This report includes tables, maps, illustrations, and photographs.
Date: 1949
Creator: Josephson, G. W.; Sillers, F., Jr. & Runner, D. G.
System: The UNT Digital Library
Petroleum and Natural-Gas Fields in Wyoming (open access)

Petroleum and Natural-Gas Fields in Wyoming

Report issued by the Bureau of Mines discussing 75 petroleum and natural gas fields studied throughout Wyoming. History, geographic location, geology, drilling methods, and detailed analyses are presented. This report includes tables, maps, and illustrations.
Date: 1941
Creator: Espach, Ralph H. & Nichols, H. Dale
System: The UNT Digital Library
Mineral Industries Survey of the United States, California: Tuolumne and Mariposa Counties, Mother Lode District (South). Mines of the Southern Mother Lode Region, Part 2 -- Tuolumne and Mariposa Counties (open access)

Mineral Industries Survey of the United States, California: Tuolumne and Mariposa Counties, Mother Lode District (South). Mines of the Southern Mother Lode Region, Part 2 -- Tuolumne and Mariposa Counties

Report issued by the Bureau of Mines over mining operations in the southern Mother Lode Region of California. A review of this area is presented, and discussed. This report includes tables, illustrations, and photographs.
Date: 1940
Creator: Julihn, C. E. & Horton, F. W.
System: The UNT Digital Library
Coal-Mine Accidents in the United States, 1940 (open access)

Coal-Mine Accidents in the United States, 1940

Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1942
Creator: Adams, William W.; Geyer, L. E. & Parry, M. G.
System: The UNT Digital Library
Coal-Mine Accidents in the United States, 1941 (open access)

Coal-Mine Accidents in the United States, 1941

Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1944
Creator: Adams, William W. & Geyer, L. E.
System: The UNT Digital Library
Coal-Mine Accidents in the United States, 1939 (open access)

Coal-Mine Accidents in the United States, 1939

Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1942
Creator: Adams, William W.; Geyer, L. E. & Parry, M. G.
System: The UNT Digital Library
Coal-Mine Accidents in the United States, 1938 (open access)

Coal-Mine Accidents in the United States, 1938

Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1941
Creator: Adams, W. W.; Geyer, L. E. & Parry, M. G.
System: The UNT Digital Library
Coal-Mine Accidents in the United States, 1937 (open access)

Coal-Mine Accidents in the United States, 1937

Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1940
Creator: Adams, William W.; Geyer, L. E. & Parry, M. G.
System: The UNT Digital Library
Coal-Mine Accidents in the United States, 1942 (open access)

Coal-Mine Accidents in the United States, 1942

Report compiled by the U.S. Bureau of Mines including statistics on fatal and non-fatal accidents in coal mines located in the United States as well as data regarding the various operations (e.g., number of miners employed and average production). The information is organized into tables for comparison and the text draws some overall conclusions in the summary.
Date: 1944
Creator: Adams, W. W. & Geyer, L. E.
System: The UNT Digital Library