| Author: | Rosenkranz, Rodney D. |
|---|---|
| Year: | 1976 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8698 |
| Series: | Information circular - Bureau of Mines ; |
| Report Number: | 8698 |
| Subject: | Copper industry and trade--United States |
| Link: | https://hdl.handle.net/2027/mdp.39015078462440 |