Author: | Nicholson, David E. |
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Additional Authors: | Busch, R. A. |
Year: | 1968 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:7198 |
Series: | Report of investigations / Bureau of Mines ; |
Report Number: | 7198 |
Subjects: | Mining engineering |
Earth pressure | |
Link: | https://hdl.handle.net/2027/mdp.39015078537704 |