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Some outstanding safety records in the mining and allied industries
Hazards of entering old mine workings
Safety consciousness :an evaluation
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Published Year
1940-1949 (2)
1950-1959 (1)
Subject
Mineral industries--Safety measures (2)
Abandoned mines--United States (1)
Mine safety--United States (1)
Mines and mineral resources--Safety measures (1)
Author
Walker, Stanley M. (3) *
Look, Allen D. (1)
Van Fleet, Leonard A. (1)
Warncke, R. G. (1)
