Author: | Goodman, Tobias W. |
---|---|
Additional Authors: | Cervik, Joseph. |
Year: | 1988 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:9177 |
Series: | Report of investigations / United States. Bureau of Mines ; |
Report Number: | 9177 |
Subject: | Boring |
Link: | https://hdl.handle.net/2027/mdp.39015078475301 |