| Author: | Lemmon, Dwight M. |
|---|---|
| Year: | 1941 |
| Document Type: | N/A |
| SUDOC: | I 19.3:931-E |
| Series: | Strategic minerals investigations |
| Report Number: | USGS Bulletin 931-E |
| Subjects: | Mines and mineral resources. |
| Mines and mineral resources -- California. | |
| Tungsten ores. | |
| Tungsten ores -- California. | |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc1039113/ |