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Blue-Ledge copper-zinc mine, Siskiyou County, Calif.
| Author: | Hundhausen, R. J. |
|---|---|
| Year: | 1947 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:4124 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 4124 |
| Subjects: | Zinc mines and mining--California--Siskiyou County |
| Copper mines and mining--California--Siskiyou County | |
| Link: | https://hdl.handle.net/2027/mdp.39015078495143 |
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