Author: | Adams, William W. |
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Year: | 1927 |
Document Type: | USBM |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines : |
SUDOC: | C 22.5:426 |
Series: | Technical paper / United States Department of Commerce, Bureau of Mines ; |
Report Number: | 426 |
Subjects: | Explosives |
Coal mine accidents | |
Link: | https://hdl.handle.net/2027/mdp.39015078543116 |