| Author: | Denny, E. H. |
|---|---|
| Additional Authors: | Kintz, G. M. |
| Year: | 1930 |
| Document Type: | MAIN |
| Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
| SUDOC: | C 22.11:6349 |
| Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 6349 |
| Subjects: | Mine safety |
| Mine accidents | |
| Industrial safety--Research--United States | |
| Safety education, Industrial--United States | |
| Link: | https://hdl.handle.net/2027/mdp.39015095084565 |