Author: | Bauer, Eric R. |
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Additional Authors: | Chekan, G. J. |
Year: | 1981 |
Document Type: | TPRM |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines ; |
SUDOC: | I 28.26/6:113 |
Series: | Technical progress report ; |
Report Number: | 113 |
Subjects: | Ground control (Mining) |
Mine shafts | |
Mining engineering--United States | |
Link: | https://hdl.handle.net/2027/mdp.39015077582990 |