| Author: | Jensen, Nan C. |
|---|---|
| Year: | 1943 |
| Document Type: | USBI |
| Issuing Agency: | United States Dept. of the Interior, Bureau of Mines, |
| Series: | Information circular / Department of the Interior Bureau of Mines ; |
| Report Number: | 7234. |
| Subject: | Cyanite--Marketing |
| Link: | https://hdl.handle.net/2027/mdp.39015086486258 |