| Author: | Wyndham, C. E. |
|---|---|
| Year: | 1953 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:4976 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 4976 |
| Subjects: | Manganese ores |
| Manganese mines and mining | |
| Link: | https://hdl.handle.net/2027/mdp.39015078478602 |