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  • All fields: Dredging
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Display: 50

    • Denver Municipal Facts: Volume 4 Number 9, 1912 March 2

    • Newsletter produced by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19120302
    • Denver Municipal Facts: Volume 3 Number 34, 1911 August 19

    • Newsletter produced by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19110819
    • Place names of Colorado : a genealogical & historical guide to Colorado sites

    • The primary objective of this index is to contain a comprehensive listing of place names or sites in Colorado that would direct the researcher to recent and readily available publications. Included in this publication for each site or place name,...
    • Names, Geographical--Colorado.; Colorado--History, Local.
    • 1999
    • Denver Municipal Facts: Volume 2 Number 14, 1910 April 2

    • Newsletter produced by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19100402
    • Denver Municipal Facts: Volume 4 Number 32, 1912 August 10

    • Newsletter produced by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19120810
    • Denver Municipal Facts: Volume 3 Number 5, 1911 January 28

    • Newsletter produced by the City of Denver highlighting the civic, administrative, and informational aspects of government within the City.
    • Local government--Colorado--Denver.; Cities and towns--Colorado--Denver.
    • 19110128
    • 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]
    • The Colo. Gold Dredging Co. on the D.& R.G.R.R. at Russell, Colo.

    • Men in suits, one woman and workmen stand on top of and beside a Colorado Gold Dredging Company hydraulic placer gold mining dredge near Russell, Veta Pass (La Veta Pass), Colorado. Shows an American flag on a flagpole.
    • Russell (Colo.)--1900-1910.; Dredges--American--Colorado--Russell--1900-1910.; Gold mining--Colorado--Russell--1900-1910.; Hydraulic mining--Colorado--Russell--1900-1910.
    • [between 1900 and 1910?]
    • The Colo. Gold Dredging Co. on the D.& R.G.R.R. at Russell Colo.

    • View of workmen on a Colorado Gold Dredging Company hydraulic placer gold mining dredge near Russell (Costilla County) Veta Pass (La Veta Pass), Colorado. Shows men in suits near workmen, construction tools, barrels, railroad ties and planks.
    • Russell (Colo.)--1900-1910.; Dredges--American--Colorado--Russell--1900-1910.; Gold mining--Colorado--Russell--1900-1910.; Hydraulic mining--Colorado--Russell--1900-1910.
    • [between 1900 and 1910?]
    • Placer mining near Russel [sic], La Veta Pass

    • Men in suits, one woman and workmen stand on top of, in windows and beside a Colorado Gold Dredging Company hydraulic placer gold mining dredge near Russell (Costilla County), Veta Pass (La Veta Pass), Colorado. Shows an American flag on a flagpole.
    • Russell (Colo.)--1900-1910.; Dredges--American--Colorado--Russell--1900-1910.; Gold mining--Colorado--Russell--1900-1910.; Hydraulic mining--Colorado--Russell--1900-1910.
    • [between 1900 and 1910?]
    • So. Platte Dr. Co. gen. view

    • View of the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado. Tailings piles are nearby.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.; Mining--Colorado--Fairplay--1930-1950.
    • [between 1930 and 1950?]
    • So. Platte Dr. Co., rollers

    • View of roller mechanism on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Mining machinery--Parts--Colorado--Fairplay--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • Water supply ditch, So. Platte Dr. Co.

    • View of a ditch that leads to the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Parker County). Gravel tailing piles are nearby and mountains are in the distance. Shows part of the dredge.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.; Mining--Colorado--Fairplay--1930-1950.; Tailings...
    • [between 1930 and 1950?]
    • So. Platte Dr. Co., tragles [sic.]

    • Water flows from pipes into long sluice boxes on the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Mining machinery--Parts--Colorado--Fairplay--1930-1950.; Fairplay (Colo.)--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.; Interiors--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Dr. Co.

    • View of iron beams, cables, and pulleys on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Hoisting machinery--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.; Mining--Colorado--Fairplay--1930-1950.
    • [between 1930 and 1950?]
    • So. Platte Dr. Co.

    • View of an extended arm and conveyor belt on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Gravel tailing piles are on the ground at the end of the mechanical arm.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Conveying systems--Colorado--Fairplay--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of equipment on the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado. Shows chains, cables, and iron beams.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Mining machinery--Colorado--Fairplay--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of bucket mechanisms on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows iron beams, cables, and buckets.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Dredging--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • Mechanized buckets scoop up soil on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows rock filled alluvial soil, cables, iron beams, and buckets.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Dredging--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of a tall iron beam structure that is part of the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows the iron beam framework, pulleys, and cables.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hoisting machinery--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of an iron framework of machinery on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows cables, pulleys, and buckets.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hoisting machinery--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of an iron framework on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows mechanized buckets transporting dirt, cables, iron beams, and the Platte River.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Conveying systems--Colorado--Fairplay--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • Buckets scoop soil from the Middle Fork South Platte River bed to be processed on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows iron beam framework, pulleys, and cables.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Dredging--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • Mechanized buckets lift dirt onto the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado. Shows steel beam framework and cables.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1940-1950.; Conveying systems--Colorado--Fairplay--1940-1950.; Dredges--Colorado--Fairplay--1940-1950.; Dredging--Colorado--Fairplay--1930-1950.;...
    • [between 1940 and 1950?]
    • So. Platte Drg. Co., control room

    • A worker operates the controls of the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado. The man sits in the control room and holds a control lever in each hand. Other control levers...
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Control rooms--Colorado--Fairplay--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of a control room with levers, switches, and dials on the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Control rooms--Colorado--Fairplay--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.;...
    • [between 1930 and 1950?]
    • So. Platte Drg. Co.

    • View of the South Platte Dredging Company hydraulic placer gold mining dredge probably near Fairplay (Park County), Colorado. Shows dredge equipment, tailing piles, and hose.
    • South Platte Dredging Co.--Equipment & supplies--1930-1950.; Fairplay (Colo.)--1930-1950.; Dredges--Colorado--Fairplay--1930-1950.; Hydraulic mining--Colorado--Fairplay--1930-1950.; Mining--Colorado--Fairplay--1930-1950.
    • [between 1930 and 1950?]
    • Cooley Bros. dredge, gen. view dragline

    • View of a dragline crane and bucket at a hydraulic mining site on probably Beaver Creek in Park County, Colorado. Shows parked automobile, gabled buildings, dredge facilities, wooden sheds and water.
    • Park County (Colo.)--1930-1950.; Gold dredging--Colorado--Park County--1930-1950.; Hoisting machinery--Colorado--Park County--1930-1950.; Hydraulic mining--Colorado--Park County--1930-1950.
    • [between 1935 and 1945?]
    • Cooley Bros. Dredge, Gen. view

    • View of a dragline crane, a dredge and a shovel, possibly on Beaver Creek in Park County, Colorado. The crane reads: "Cooley Brothers" and "Bucyrus Monighan."
    • Park County (Colo.)--1930-1950.; Dredges--Colorado--Park County--1930-1950.; Gold dredging--Colorado--Park County--1930-1950.; Hoisting machinery--Colorado--Park County--1930-1950.; Hydraulic mining--Colorado--Park County--1930-1950.
    • [between 1935 and 1945?]
    • Cooley Bros. Dredge, Gen. view

    • View of a dragline crane, a dredge, gabled buildings and mountains on probably Beaver Creek in Park County, Colorado.
    • Park County (Colo.)--1930-1950.; Dredges--Colorado--Park County--1930-1950.; Gold dredging--Colorado--Park County--1930-1950.; Hoisting machinery--Colorado--Park County--1930-1950.; Hydraulic mining--Colorado--Park County--1930-1950.
    • [between 1935 and 1950?]
    • Industries construction scene working canal near Alameda

    • Workmen use a horse-drawn dredge to dig out the side of Archer Canal on Alameda Avenue, Denver, Colorado. Charles S. Lillybridge's house and studio is nearby. A bridge over the water is in the distance.
    • Lillybridge, Charles S., 1849-1935.--Homes & haunts--1900-1910.; Denver (Colo.)--1900-1910.; Canals--Colorado--Denver--1900-1910.; Dredging--Colorado--Denver--1900-1910.; Horses--Colorado--Denver--1900-1910.; Laborers--Colorado--Denver--1900-1910.;...
    • [between 1904 and 1909]
    • Construction scene horse-drawn equip. working in river

    • Workmen use a horse-drawn dredge in Archer Canal near Alameda Avenue in Denver, Colorado. Charles S. Lillybridge's house and studio is nearby. A bridge over the water is in the distance.
    • Lillybridge, Charles S., 1849-1935.--Homes & haunts--1900-1910.; Denver (Colo.)--1900-1910.; Dredging--Colorado--Denver--1900-1910.; Horses--Colorado--Denver--1900-1910.; Laborers--Colorado--Denver--1900-1910.; Photographic...
    • [between 1904 and 1909]
    • Dredge

    • View of an operational dredge at a placer mine in Colorado.
    • Gold dredging--Colorado--1920-1930.; Hydraulic mining--Colorado--1920-1930.
    • [between 1920 and 1925?]
    • Dredge

    • View of an operational dredge at a placer mine in Colorado. Houses and utility buildings are nearby.
    • Gold dredging--Colorado--1920-1930.; Hydraulic mining--Colorado--1920-1930.
    • [between 1920 and 1925?]
    • 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]
    • 8 yard shovel Timberline Dredging operation Alma, Colo.

    • View of a steamshovel at the Timberline Dredging Company Mine near Alma (Park County), Colorado. The side of the machinery reads: "No 2" and "Page".
    • Dredges--Colorado--Alma--1940-1950.; Mining machinery--Colorado--Alma--1940-1950.; Alma (Colo.)--1940-1950.; Hydraulic mining--Colorado--Alma--1940-1950.; Mining--Colorado--Alma--1940-1950.
    • [1940]
    • Timberline Dredging operation Alma, Colo.

    • View of a crane and the Timberline Dredge on the South Platte River near Alma (Park County), Colorado. The covered digging arm extends out over the water. A sign on the dredge reads: "Timberline Dredging Co. Dredge No 2 [...]".
    • Dredges--Colorado--Alma--1940-1950.; Mining machinery--Colorado--Alma--1940-1950.; Alma (Colo.)--1940-1950.; Hoisting machinery--Colorado--Alma--1940-1950.; Hydraulic mining--Colorado--Alma--1940-1950.; Mining--Colorado--Alma--1940-1950.
    • [1940]
    • Placer project Alma, Colo.

    • View of the path of a dredge near Alma (Park County), Colorado. The digging arm of a dredge is in the distance.
    • Alma (Colo.)--1940-1950.; Dredging--Colorado--Alma--1940-1950.; Hydraulic mining--Colorado--Alma--1940-1950.; Mining--Colorado--Alma--1940-1950.
    • [1940]
    • Pre-1963 Colorado mining fatalities

    • An alphabetical listing of people who were killed in mining accidents in Colorado from 1884, when state legislation first required mining companies to report their accidents, through 1962.
    • Mine accidents--Colorado. ; Registers of births, etc.--Colorado. ; Colorado--Vital records.
    • 1995

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