| Author: | Sullivan, John D. |
|---|---|
| Additional Authors: | Sweet, Alvin J. |
| Year: | 1929 |
| Document Type: | USBM |
| Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines : |
| SUDOC: | C 22.5:453 |
| Series: | Technical paper / United States Department of Commerce, Bureau of Mines ; |
| Report Number: | 453 |
| Subjects: | Copper--Metallurgy |
| Ores | |
| Link: | https://hdl.handle.net/2027/mdp.39015078543058 |