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Safety in connection with haulage practices in Alabama coal mines
| Author: | Cash, Frank E. |
|---|---|
| Year: | 1930 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of Commerceu of Mines, |
| SUDOC: | C 22.11:6243 |
| Series: | Information circular / United States Department of Commerc, Bureau of Mines ; |
| Report Number: | 6243 |
| Subject: | Coal mines and mining--Alabama--Equipment and supplies--Safety appliances |
| Link: | https://hdl.handle.net/2027/mdp.39015077576448 |
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