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Property of the Pennsylvania Mining, Power and Reduction Company in Clear Creek County, Colorado: property of the Pennsylvania Mining, Power and Reduction Company in Gilpin County, Colorado: property of Leopold and Samuel Sternberger in Gilpin County, Colorado: property of Leopold Sternberger in Clear Creek County, Colorado: property of Samuel Sternberger estate in Clear Creek County, Colo.: property of Leopold Sternberger in Gilpin County, Colorado

Pennsylvania Mining, Power and Reduction Company
United States. Bureau of Mines
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In copyright - non-commercial use permitted (http://rightsstatements.org/vocab/InC-NC/1.0/).
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