| Author: | Roby, Robert N. |
|---|---|
| Year: | 1948 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:4277 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 4277 |
| Subjects: | Zinc mines and mining--Idaho--Butte County |
| Lead mines and mining--Idaho--Butte County | |
| Link: | https://hdl.handle.net/2027/mdp.39015078468702 |