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Number of results to display per page
TitleDateType
1 Bingham Canyon Smelter1904Image
2 Farmington Gold and Copper Company1904Image
3 Farmington Gold and Copper Mining Company1904Image
4 Highland Boy Smelter1904Image
5 Highland Boy Smelter1904Image
6 Mammoth Mine1905; 1901; 1902; 1903; 1904; 1906; 1907; 1908; 1909Image
7 Mining - Utah Copper's Copperton Mill1904; 1905; 1906; 1907; 1908; 1909; 1910Image
8 Mining - Utah Copper, Copperton Mill1904; 1905; 1906; 1907; 1908; 1909; 1910Image
9 Yampa Smelter1903; 1899; 1900; 1901; 1902; 1904; 1905; 1906; 1907Image
1 - 25 of 9