Economic geology of Gilpin county and adjacent parts of Clear Creek and Boulder counties, Colorado /
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| Hlavní autoři: | , |
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| Typ dokumentu: | Kniha |
| Jazyk: | Angličtina |
| Vydáno: |
Washington :
Goverment Printing Office,
1917
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| Edice: | United States Geological Survey. Department of the Interior, Professional Paper ;
94 |
| Témata: |
| Fyzický popis: | 379 s. + 9 map |
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