| Author: | Grosh, Wesley A. |
|---|---|
| Additional Authors: | Wasson, Paul A., Pennington, James W. |
| Year: | 1953 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:4979 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 4979 |
| Subject: | Manganese mines and mining--Minnesota--Aitkin County |
| Link: | https://hdl.handle.net/2027/mdp.39015078478453 |