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Surface evaluation of the 4M Miniminer System
| Author: | Kwitowski, August J. |
|---|---|
| Year: | 1983 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:8818 |
| Series: | Bureau of Mines report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 8818 |
| Subject: | Coal-mining machinery--Testing |
| Link: | https://hdl.handle.net/2027/mdp.39015078470906 |
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