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Copper deposits of Douglas County, Wis.
| Author: | Smith, M. Clair. |
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| Year: | 1947 |
| Document Type: | BMRA |
| Issuing Agency: | United States Bureau of Mines, |
| SUDOC: | I 28.23:4088 |
| Series: | Report of investigations / Bureau of Mines ; |
| Report Number: | 4088 |
| Subject: | Copper ores--Wisconsin--Douglas County |
| Link: | https://hdl.handle.net/2027/mdp.39015078497610 |
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