Author: | Murray, Arthur L. |
---|---|
Year: | 1932 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
SUDOC: | C 22.12:3184 |
Series: | Report of investigations / United States Department of Commerce, Bureau of Mines ; |
Report Number: | 3184 |
Subjects: | Mining engineering--Industrial hygiene |
Mines and mineral resources--Industrial hygiene | |
Mineral industries--Industrial hygiene | |
Link: | https://hdl.handle.net/2027/mdp.39015077562901 |