Author: | Harrington, Daniel. |
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Year: | 1932 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
SUDOC: | C 22.11:6625 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 6625 |
Subjects: | Mines and mineral resources--United States |
Mine safety | |
Accidents--United States--Prevention | |
Link: | https://hdl.handle.net/2027/mdp.39015086485540 |