| Author: | Couillard, David T. |
|---|---|
| Additional Authors: | Nelson, Bruce C. |
| Year: | 1984 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8994. |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 8994 |
| Subject: | Iron mines and mining--Study and teaching--Minnesota |
| Link: | https://hdl.handle.net/2027/mdp.39015078458752 |