Recommended procedures for mine hoist and shaft installation, inspection, and maintenance / by W. Dan Walker, Jr., and R.W. Stahl.
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Format: | Government Document Book |
Language: | English |
Published: |
[Washington, D.C.] :
U.S. Dept. of the Interior, Bureau of Mines,
1961.
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Series: | Information circular (United States. Bureau of Mines) ;
8031. |
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