Additional Authors: | Davis, Rogers F., Scott, Frank E., Zelonka, John R., Seman, Joseph J. |
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Year: | 1967 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:8354 |
Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 8354 |
Subjects: | Mine safety |
Mines and mineral resources--Equipment and supplies | |
Link: | https://hdl.handle.net/2027/mdp.39015078516823 |