Author: | Grosh, W. A. |
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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/ |