Author: | Gooch, Aldon E. |
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Additional Authors: | Conway, John P., |
Year: | 1976 |
Document Type: | BMRA |
Issuing Agency: | Dept. of the Interior, Bureau of mines, |
SUDOC: | I 28.23:8193 |
Series: | Report of investigations - Bureau of Mines ; |
Report Number: | 8193 |
Subjects: | Shaft sinking |
Rock mechanics | |
Link: | https://hdl.handle.net/2027/mdp.39015078473116 |