| Author: | Wyman, W. F. |
|---|---|
| Additional Authors: | Ravitz, S. F. |
| Year: | 1947 |
| Document Type: | BMRA |
| Issuing Agency: | United States Bureau of Mines, |
| SUDOC: | I 28.23:4077 |
| Series: | Report of investigations / Bureau of Mines ; |
| Report Number: | 4077 |
| Subjects: | Manganese ores |
| Leaching | |
| Link: | https://hdl.handle.net/2027/mdp.39015078497446 |