Some haulage and hoisting hazards in Western mines / by E.H. Denny and H.B. Humphrey.
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Other title: | Technical report archive and image library. |
Format: | Government Document Book |
Language: | English |
Published: |
[Washington, D.C.] :
U.S. Dept. of the Interior, Bureau of Mines,
1942.
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Series: | Information circular (United States. Bureau of Mines) ;
7228. |
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