| Author: | Foster, Russell J. | 
|---|---|
| Year: | 1985 | 
| Document Type: | MAIN | 
| SUDOC: | I 28.27:9054 | 
| Series: | Bureau of Mines information circular ; | 
| Report Number: | 9054 | 
| Subjects: | Strategic materials--United States | 
| Cobalt | |
| Chromium | |
| Platinum group | |
| Manganese | |
| Mineral resources conservation--United States | |
| Link: | https://hdl.handle.net/2027/mdp.39015095079136 |