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Reconnaissance of Metal Mining in the San Juan Region: Ouray, San Juan, and San Miguel Counties, Colorado
| Author: | King, William H. |
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| Year: | 1950 |
| Document Type: | N/A |
| SUDOC: | I 28.27:7554 |
| Series: | Information circular (United States. Bureau of Mines) |
| Report Number: | I. C. 7554 |
| Subject: | Mines and mineral resources -- San Juan Mountains (Colo. and N.M.) |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc67049/ |
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