Author: | Rambosek, Albert J. |
---|---|
Year: | 1964 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:6462 |
Series: | Report of investigations / Bureau of Mines ; |
Report Number: | 6462 |
Subjects: | Core drilling |
Boring | |
Rock pressure | |
Link: | https://hdl.handle.net/2027/mdp.39015078468025 |