| Author: | Johnson, Bertrand L. |
|---|---|
| Year: | 1940 |
| Document Type: | USBI |
| Issuing Agency: | Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:7117 |
| Series: | Information Circular / Bureau of Mines ; |
| Report Number: | 7117 |
| Subject: | Potash |
| Link: | https://hdl.handle.net/2027/mdp.39015078534131 |