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Primary view of Petroleum and Natural-Gas Fields in Wyoming
Espach, Ralph H. & Nichols, H. Dale
1941
Primary view of Magnetic Separation of Ores
Dean, Reginald S. & Davis, Charles Wesley
1941
Primary view of Quarry Accidents in the United States During the Calendar Year 1937
Adams, William Waugh & Wrenn, Virginia E.
1940
Primary view of Iron Blast-Furnace Slag Production Processing, Properties, and Uses
Josephson, G. W.; Sillers, F., Jr. & Runner, D. G.
1949
Primary view of 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
Julihn, C. E. & Horton, F. W.
1940
Primary view of Coal-Mine Accidents in the United States, 1940
Adams, William W.; Geyer, L. E. & Parry, M. G.
1942
Primary view of Coal-Mine Accidents in the United States, 1941
Adams, William W. & Geyer, L. E.
1944
Primary view of Coal-Mine Accidents in the United States, 1939
Adams, William W.; Geyer, L. E. & Parry, M. G.
1942
Primary view of Coal-Mine Accidents in the United States, 1938
Adams, W. W.; Geyer, L. E. & Parry, M. G.
1941
Primary view of Coal-Mine Accidents in the United States, 1937
Adams, William W.; Geyer, L. E. & Parry, M. G.
1940
Primary view of Coal-Mine Accidents in the United States, 1942
Adams, W. W. & Geyer, L. E.
1944
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