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2
A mine to make a mine
financing the colorado mining industry, 1859 - 1902
Copies:
Zentrale:E02 a swl 777 7ga/70
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4
United States mineral resources
Geological survey professional paper ; 820
Copies:
Zentrale:E02 h geo 839 yfc/688; Zentrale:E02 a swl 770.3 7ga/04
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5
The story of Cyprus Mines Corporation
Huntington Library publications
Copies:
Zentrale:E02 a swl 777 7ga/89