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TitleDateType
51 Utah Copper Mill and Power House, Garfield1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914Image
52 Yampa Smelter1903; 1899; 1900; 1901; 1902; 1904; 1905; 1906; 1907Image
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