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Mining and milling methods at San Xavier mine, the Eagle-Picher Mining & Smelting Co., Pima County, Ariz.
| Author: | Duff, Grover J. |
|---|---|
| Additional Authors: | Kumke, Charles A. |
| Year: | 1950 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:7581 |
| Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 7581 |
| Subjects: | Lead mines and mining--Arizona |
| Silver mines and mining--Arizona | |
| Link: | https://hdl.handle.net/2027/mdp.39015078455733 |
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