| Author: | Witzig, Thomas J. |
|---|---|
| Year: | 1981 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27: |
| Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 8860 |
| Subjects: | Commercial treaties |
| Tin industry | |
| Link: | https://hdl.handle.net/2027/mdp.39015078457119 |