Additional Authors: | Stears, J. H., McWilliams, P. C., Dar, S. M., Conway, John P., Hoge, K. G. |
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Year: | 1975 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:8058 |
Series: | Report of investigations / Bureau of Mines ; |
Report Number: | 8058 |
Subject: | Rock bolts |
Link: | https://hdl.handle.net/2027/mdp.39015078485276 |