| Author: | Stahl, R. Ward. |
|---|---|
| Additional Authors: | Dalzell, C. J. |
| Year: | 1965 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8256 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 8256 |
| Subjects: | Coal mines and mining--Safety measures |
| Coal--Storage | |
| Link: | https://hdl.handle.net/2027/mdp.39015077576935 |