Electrical viewpoint in a complete safety survey of a coal mine / by E.J. Gleim.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1936.
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| Series: | Information circular (United States. Bureau of Mines) ;
6894. |
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