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  • All fields: bucket-line
(16 results)



Display: 50

    • Derry gold dredge by Twin Peaks

    • Derry gold dredge by Twin Peaks

    • Workmen stand on and near the Derry Dredge, Empire Gold Dredging Company's hydraulic placer bucket-line vessel, near Leadville (Lake County), Colorado.

    • Empire Gold Dredging Company--Equipment & supplies--1910-1930.; Lake County (Colo.)--1910-1930.; Dredges--American--Colorado--Lake County--1910-1930.; Gold mining--Colorado--Lake County--1910-1930.; Hydraulic mining--Colorado--Lake...

    • [between 1915 and 1926]
    • Mining dredge

    • Mining dredge

    • A man stands near the Derry Dredge, Empire Gold Dredging Company's hydraulic placer bucket-line vessel, near Leadville (Lake County), Colorado.

    • Lake County (Colo.)--1910-1930.; Dredges--American--Colorado--Lake County--1910-1930.; Gold mining--Colorado--Lake County--1910-1930.; Hydraulic mining--Colorado--Lake County--1910-1930.

    • [between 1915 and 1926]
    • Last dredge in Breckenridge was raised and operated for a short time

    • Last dredge in Breckenridge was raised and operated for a short time

    • View of a Royal Tiger Mining Company hydraulic placer gold dredge in Breckenridge, Summit County, Colorado; lettering on the treatment plant reads: "Tiger Dredge No. 1." The bucket-line and stacker extend from the half-submerged vessel; houses,...

    • Gold dredging--Colorado--Breckenridge--1930-1940.; Mining machinery--Colorado--Breckenridge--1930-1940.; Tailings embankments--Colorado--Breckenridge--1930-1940.; Breckenridge (Colo.)--1930-1940.; Abandoned...

    • [between 1937 and 1939?]
    • Dredge, Summit County

    • Dredge, Summit County

    • Ridson Company's Couch Dredge, in Breckenridge, Summit County, Colorado. The hydraulic placer gold mining vessel is under construction; miners pose by the furnace, trommel, and bucket-line.

    • Gold dredging--Colorado--Breckenridge--1890-1900.; Mining machinery--Colorado--Breckenridge--1890-1900.; Breckenridge (Colo.)--1890-1900.; Hydraulic mining--Colorado--Breckenridge--1890-1900.; Miners--Colorado--Breckenridge--1890-1900.;...

    • 1897 or 1898?
    • Reliance Dredge, French Gulch

    • Reliance Dredge, French Gulch

    • View of Revett's Reliance Gold Mining Company Bucyrus-built hydraulic bucket-line dredging boat, in Breckenridge, Summit County, Colorado. Miners pose on the decks and by the placer processing plant; snow covers mountains in the background.

    • Dredges--Colorado--Breckenridge--1900-1920.; Mining machinery--Colorado--Breckenridge--1900-1920.; Breckenridge (Colo.)--1900-1920.; French Gulch (Summit County, Colo.)--1900-1920.; Hydraulic mining--Colorado--Breckenridge--1900-1920.;...

    • [between 1905 and 1913?]
    • Gold dredge, Breckenridge, Colo

    • Gold dredge, Breckenridge, Colo

    • View of the Blue River Placer Mining Company (or Continental Mining Company) bucket-line dredging boat, in Breckenridge, Summit County, Colorado. The covered stacker of the hydraulic mine and processing plant extends over tailing piles; a person is...

    • Dredges--Colorado--Breckenridge--1910-1940.; Mining machinery--Colorado--Breckenridge--1910-1940.; Breckenridge (Colo.)--1910-1940.; Gold mining--Colorado--Breckenridge--1910-1940.; Hydraulic mining--Colorado--Breckenridge--1910-1940.;...

    • [between 1917 and 1938?]
    • Dredge coming up the Blue

    • Dredge coming up the Blue

    • View of a Tonopah Placer Company bucket-line hydraulic gold dredge in the Blue River, at Breckenridge, Summit County, Colorado. "Two-Mile Bridge" is to one side; placer mine tailings are against hills, men and a parked car are in the foreground.

    • Tonopah Placer Company--1910-1920.; Dredges--Colorado--Breckenridge--1910-1920.; Mining Machinery--Colorado--Breckenridge--1910-1920.; Tailings embankments--Colorado--Breckenridge--1910-1920.; Blue River (Colo. : River)--1910-1920.; Breckenridge...

    • July 28, 1918
    • Breckenridge, Colo Reliance Gold Dredge

    • Breckenridge, Colo Reliance Gold Dredge

    • View of a Reliance Gold Dredging Company Bucyrus-built hydraulic placer gold bucket-line dredge in Swan River, French Gulch, Summit County, Colorado. Colorado School of Mines students and miners pose on the vessel.

    • Reliance Gold Dredging Company--1900-1910.; Dredges--Colorado--Summit County--1900-1910.; Mining machinery--Colorado--Summit County--1900-1910.; French Gulch (Summit County, Colo.)--1900-1910.; Summit County (Colo.)--1900-1910.; Swan River...

    • 1906?
    • Gold dredge in Summit County, Colorado

    • Gold dredge in Summit County, Colorado

    • View of a Blue River Placer Mining Company hydraulic placer bucket-line dredge, in the Blue River, Summit County, Colorado. The gold mining vessel and processing plant has a covered stacker extending over tailing piles; mountains are in the...

    • Blue River Placer Mining Company--1920-1930.; Dredges--Colorado--Summit County--1920-1930.; Mining machinery--Colorado--Summit County--1920-1930.; Tailings embankments--Colorado--Summit County--1920-1930.; Blue River (Colo. : River)--1920-1930.;...

    • [between 1920 and 1925?]
    • Two nine and one-half cubic foot placer dredges, the Colorado Gold Dredging Co.

    • Two nine and one-half cubic foot placer dredges, the Colorado Gold Dredging Co.

    • View of Colorado Gold Dredging Company Bucyrus-built bucket-line hydraulic mine and processing boats, in the Swan River at Valdora, Summit County, Colorado. Tailings are piled between them; buildings are in the background.

    • Dredges--Colorado--Valdora--1900-1910.; Mining machinery--Colorado--Valdora--1900-1910.; Tailings embankments--Colorado--Valdora--1900-1910.; Swan River (Colo.)--1900-1910.; Valdora (Colo.)--1900-1910.; Gold mining--Colorado--Valdora--1900-1910.;...

    • 1908
    • Reiling Dredge

    • Reiling Dredge

    • View of the French Gulch Dredging Company's Reiling Dredge, in Breckenridge, Summit County, Colorado. The Bucyrus-built hydraulic placer gold mine and processing boat has a continuous bucket-line and a covered stacker. A miner is on the gantry.

    • Dredges--Colorado--Breckenridge--1920-1930.; Mining machinery--Colorado--Breckenridge--1920-1930.; Breckenridge (Colo.)--1920-1930.; Gold mining--Colorado--Breckenridge--1920-1930.; Hydraulic mining--Colorado--Breckenridge--1920-1930.;...

    • 1920
    • Dredge

    • Dredge

    • View of the Reliance Gold Dredging Company's bucket-line hydraulic placer gold mining boat, in Summit County, Colorado. Miners pose on the gantry, decks, and elevator.

    • Dredges--Colorado--Summit County--1900-1920.; Mining machinery--Colorado--Summit County--1900-1920.; Summit County (Colo.)--1900-1920.; Gold mining--Colorado--Summit County--1900-1920.; Hydraulic mining--Colorado--Summit County--1900-1920.;...

    • [between 1909 and 1913?]
    • First dredge in Idaho City

    • First dredge in Idaho City

    • Miners pose on a hydraulic placer gold bucket-line dredge, in Idaho City, Boise County, Idaho; a United States flag tops the gantry, over pulleys.

    • Dredges--Idaho--Idaho City--1900-1920.; Mining machinery--Idaho--Idaho City--1900-1920.; Idaho City (Idaho)--1900-1920.; Gold mining--Idaho--Idaho City--1900-1920.; Hydraulic mining--Idaho--Idaho City--1900-1920.; Miners--Idaho--Idaho...

    • [between 1900 and 1920?]
    • Taylor Park Dredge, working on Texas Creek - Gunnison County

    • Taylor Park Dredge, working on Texas Creek - Gunnison County

    • View of a hydraulic placer bucket-line gold mining dredge on Texas Creek, in Gunnison County, Colorado.

    • Gunnison County (Colo.)--1910-1920.; Texas Creek (Gunnison County, Colo.)--1910-1920.; Dredges--Colorado--Gunnison County--1910-1920.; Gold mining--Colorado--Gunnison County--1910-1920.; Hydraulic mining--Colorado--Gunnison County--1910-1920.;...

    • [between 1910 and 1915]
    • Derry Gold Dredge, near Leadville, Colo. Mt. Massive in background at right

    • Derry Gold Dredge, near Leadville, Colo. Mt. Massive in background at right

    • Men and women pose on the Derry Dredge, Empire Gold Dredging Company's hydraulic placer bucket-line vessel, near Leadville, Lake County, Colorado. Sign reads: "Derry Dredge - Built by New York Engineering Co."

    • Empire Gold Dredging Company--Equipment & supplies--1910-1930.; Dredges--Colorado--Lake County--1910-1930.; Lake County (Colo.)--1910-1930.; Gold mining--Colorado--Lake County--1910-1930.; Hydraulic mining--Colorado--Lake County--1910-1930.; Mining...

    • between 1915 and 1926
    • Derry Gold Dredge, Twin Peaks in background, near Leadville, Colo.

    • Derry Gold Dredge, Twin Peaks in background, near Leadville, Colo.

    • View of the Derry Dredge, Empire Gold Dredging Company's hydraulic placer bucket-line vessel, near Leadville, Lake County, Colorado. Sign reads: "Derry Dredge - Built by New York Engineering Co."

    • Empire Gold Dredging Company--Equipment & supplies--1910-1920.; Dredges--Colorado--Lake County--1910-1930.; Lake County (Colo.)--1910-1930.; Gold mining--Colorado--Lake County--1910-1930.; Hydraulic mining--Colorado--Lake County--1910-1930.; Mining...

    • between 1915 and 1926

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