Mine inspection records study / by George J. Conroy, Glenn Harrison, and Jack Simmons ; Pittsburgh Mining and Safety Research Center.
| Author/creator | Conroy, George J. |
| Other author | Harrison, Glenn, author. |
| Other author | Simmons, Jack author. |
| Other author | United States. Bureau of Mines. |
| Format | Book |
| Publication Info | [Washington] : Dept. of the Interior, Bureau of Mines, 1976. |
| Description | [3], 11 p. ; 27 cm |
| Subjects |
| Series | Information circular - Bureau of Mines ; 8726 United States. Bureau of Mines. Information circular - Bureau of Mines ; 8726. UNAUTHORIZED |
| GPO item number | 637-A |
| Govt. docs number | I 28.27:8726 |