Biblioteca - Ingemmet Search for 'Provider:Department of the Interior, Bureau of Mines'

Mechanization, employment, and output per man in bituminous-coal mining

By Hotchkiss, Willard E.. Philadelphia Work Projects Administration, National Research Project in cooperation with Department of the Interior, Bureau of Mines 1939 . 2 ts.

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Self-contained mine rescue oxygen breathing apparatus: a handbook for miners

By Parker, D.J.. Washington, D.C. Department of the Interior, Bureau of Mines 1923 . 139 p.

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