Author: | Couillard, David T. |
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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 |