| Author: | Grosh, W. A. |
|---|---|
| Additional Authors: | Pennington, J. W., Wasson, P. A. |
| Year: | 1955 |
| Document Type: | N/A |
| SUDOC: | I 28.23:5177 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | R. I. 5177 |
| Subjects: | Nickel ores -- Minnesota -- Lake County. |
| Copper ores -- Minnesota -- Lake County. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc38633/ |