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Mine ground control :proceedings : Bureau of Mines Technology Transfer Seminars, Pittsburgh, PA, December 6-7, 1983, and Denver, CO, December 8-9, 1983
| Year: | 1984 |
|---|---|
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8973 |
| Series: | Information circular / United States. Bureau of Mines ; |
| Report Number: | 8973 |
| Subject: | Ground control (Mining)--Congresses |
| Link: | https://hdl.handle.net/2027/mdp.39015078455147 |
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