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Investigation of the Douglas copper deposit Hancock County, Maine
| Author: | Earl, Kenneth M. |
|---|---|
| Year: | 1950 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Bureau of Mines, |
| SUDOC: | I 28.23:4701 |
| Series: | Report of investigations / Bureau of Mines ; |
| Report Number: | 4701 |
| Subject: | Copper ores--Maine--Hancock County |
| Links: | https://hdl.handle.net/2027/mdp.39015078488163 |
| https://hdl.handle.net/2027/mdp.39015095082114 | |
| no.4700-4710 1950 |
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