| Author: | Walker, David D. |
|---|---|
| Year: | 1960 |
| Document Type: | N/A |
| SUDOC: | I 28.23:5612 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | R. I. 5612 |
| Subjects: | Tungsten ores -- Montana -- Granite County. |
| Tungsten ores -- Montana -- Deer Lodge County. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc38684/ |