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Notes on the Black Sand Deposits of Southern Oregon and Northern California
| Author: | Hornor, R. R. |
|---|---|
| Year: | 1918 |
| Document Type: | N/A |
| SUDOC: | I 28.7:196 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Technical Paper 196 |
| Subjects: | Gold mines and mining -- Oregon. |
| Gold mines and mining -- California. | |
| Platinum. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc66417/ |
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