| Author: | McDonald, L. Bruce. |
|---|---|
| Additional Authors: | Pomroy, William H., |
| Year: | 1980 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8830 |
| Series: | Information circular - Bureau of Mines ; |
| Report Number: | 8830 |
| Subject: | Coal mines and mining--Fires and fire prevention--United States--Statistics |
| Link: | https://hdl.handle.net/2027/mdp.39015078462028 |