| Author: | Knostman, Richard W. |
|---|---|
| Year: | 1967 |
| Document Type: | USBI |
| Issuing Agency: | Bureau of Mines, |
| SUDOC: | i 28.27:8327 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 8327 |
| Subjects: | Zinc industry and trade--Northwest, Pacific |
| Lead industry and trade--Northwest, Pacific | |
| Link: | https://hdl.handle.net/2027/mdp.39015078464370 |