Protection against mine gases

Author: Forbes, John J. V.
Additional Authors: Grove, G. W.
Year: 1937
Document Type: MAIN
Issuing Agency: U.S. Govt. Print. Off.,
Series: Miners' circular ;
Report Number: 35
Subjects: Mine gases
Mine rescue work
Link: https://hdl.handle.net/2027/mdp.39015077562067

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