Author: | Church, James C. |
---|---|
Year: | 1985 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:8925 |
Series: | Report of investigations / Bureau of Mines ; |
Report Number: | 8925 |
Subject: | Coal-mining machinery--Testing |
Link: | https://hdl.handle.net/2027/mdp.39015078469833 |