Some of the welfare problems of the mining industry and what the Bureau of Mines has done about them

Author: Harrington, D.
Year: 1939
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:7071
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 7071
Subjects: Mineral industries--Mine safety
Mines and mineral resources--safety measures
Link: https://hdl.handle.net/2027/mdp.39015077570516

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