| Author: | Church, Ronald H. | 
|---|---|
| Additional Authors: | Boyle, James Reid., Webb, William E. | 
| Year: | 1985 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I28.23:8954 | 
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; | 
| Report Number: | 8954 | 
| Subjects: | Ground control (Mining) | 
| Mine safety--Equipment and supplies | |
| Ground penetrating radar | |
| Link: | https://hdl.handle.net/2027/mdp.39015078471235 |