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  • All fields: Mining--Colorado--Lake County--1920-1930.
(4 results)



Display: 50

    • Derry gold dredge, Box creek, Leadville

    • Hydraulic placer gold mining dredge on Box Creek, near Leadville, Lake County, Colorado, sign reads: "Derry Dredge Built by New York Ent[erprises]. Shows several men on dredge owned by Empire Gold Dredging Company.
    • Empire Gold Dredging Company--Equipment & supplies--1920-1930.; Dredges--Colorado--Lake County--1920-1930.; Gold dredging--Colorado--Lake County--1920-1930.; Box Creek (Lake County, Colo.)--1920-1930.; Lake County (Colo.)--1920-1930.; Hydraulic...
    • 1920
    • Steam eng. in high country

    • Denver and Rio Grande Western Railroad tracks pass between mining buildings and open fields, probably in Lake County, Colorado. Shows a steam locomotive by a trestle bridge.
    • Denver and Rio Grande Western Railroad Company--1920-1930.; Lake County (Colo.)--1920-1930.; Buildings--Colorado--Lake County--1920-1930.; Mining--Colorado--Lake County--1920-1930.; Railroad locomotives--Colorado--Lake County--1920-1930.;...
    • [between 1922 and 1930?]
    • Steam engine in high country closer view

    • Denver and Rio Grande Western Railroad tracks and a trestle bridge pass between mining buildings and open fields, probably in Lake County, Colorado. A steam locomotive is in the foreground.
    • Denver and Rio Grande Western Railroad Company--1920-1930.; Lake County (Colo.)--1920-1930.; Buildings--Colorado--Lake County--1920-1930.; Mining--Colorado--Lake County--1920-1930.; Railroad locomotives--Colorado--Lake County--1920-1930.;...
    • [between 1922 and 1930?]
    • Surface buildings and mill of the Climax Molybdenum Co., at Climax, Colo.

    • Panorama view shows surface structures and the mill at the Climax Molybdenum mine, Lake County, Colorado.
    • Molybdenum mines and mining--Colorado--Lake County--1920-1930.; Climax Mine (Colo.)--1920-1930.; Lake County (Colo.)--1920-1930.; Mining--Colorado--Lake County--1920-1930.
    • 1929

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