Electrical accidents in mines : their causes and prevention / by H.H. Clark, W.D. Roberts, L.C. Ilsley and H.F. Randolph.
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Corporate Author: | |
Other Authors: | , , , |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
Government Printing Office,
1915.
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Edition: | Revised edition, December, 1915. |
Series: | Miners' circular ;
5. |
Subjects: |