New Mining Map of Utah Showing the location of the Mining Districts over an extent of Territory 150 miles from North to South Compiled from U. S. Government Survey’s and Other Authentic sources. By B. A. M. Froiseth Aided by H. R. Durkee

December 8th, 2020|

United States Geological and Geographical Surveys of the Territories (Hayden Survey) / Together with Geological and Geographical Atlas of Colorado and Portions of Adjacent Territory by F.V. Hayden U.S. Geologist (Julius Bien, Second Edition, 1881)

December 7th, 2020|

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