| Author: | Koschmann, A. H. |
|---|---|
| Additional Authors: | Glass, J. J. |
| Year: | 1942 |
| Document Type: | N/A |
| SUDOC: | I 19.3:936-K |
| Series: | Strategic minerals investigations |
| Report Number: | USGS Bulletin 936-K |
| Subjects: | Mines and mineral resources. |
| Tin ores. | |
| Mines and mineral resources -- Virginia. | |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc304380/ |