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  • All fields: adit
(46 results)



Display: 50

    • Adit Tunnel De Worop Mill, Camp Francis &c

    • View of the mines near the Adit Tunnel and Camp Francis (Boulder County), Colorado.
    • Adit Tunnel (Boulder County, Colo.)--1880-1900.; Camp Francis (Colo.)--1880-1900.; Mining--Colorado--Camp Francis--1880-1900.
    • [between 1930 and 1950]
    • Burlington mine

    • View of the Burlington flourspar mine complex, Boulder County, Colorado, shows tailings, the mine entrance (adit), residences, and a hoisting tower.
    • Mine buildings--Colorado--Boulder County--1940-1960.; Tailings embankments--Colorado--Boulder County--1940-1960.; Boulder County (Colo.)--1940-1960.; Burlington Mine (Boulder County, Colo.)--1940-1960.; Mining--Colorado--Boulder County--1940-1960.
    • [between 1940 and 1960?]
    • Government works at river portal of Gunnison

    • View of the Gunnison River and an adit at the East Portal of the Gunnison Tunnel in the Black Canyon of the Gunnison, Montrose County, Colorado. Shows men near a smokestack and possibly a generator. Other buildings are in the distance.
    • Black Canyon of the Gunnison (Colo.)--1900-1910.; East Portal (Montrose County, Colo.)--1900-1910.; Gunnison River (Colo.)--1900-1910.; Gunnison Tunnel (Colo.)--1900-1910.; Adits--Colorado--East Portal--1900-1910.; Canyons--Colorado--East...
    • [between 1905 and 1909?]
    • East Portal at the Gunnison River

    • View of East Portal and the Black Canyon of the Gunnison (Montrose County), Colorado. Probably a powerhouse with smokestacks and other timber structures are built on excavated debris piles next to the Gunnison River. The vehicle adit for the...
    • Black Canyon of the Gunnison (Colo.)--1900-1910.; East Portal (Montrose County, Colo.)--1900-1910.; Gunnison River (Colo.)--1900-1910.; Gunnison Tunnel (Colo.)--1900-1910.; Adits--Colorado--East Portal--1900-1910.; Canyons--Colorado--East...
    • [between 1905 and 1909?]
    • Placer mining in Clear Creek

    • Hydraulic hose and sluice box placer mining operation along banks of Clear Creek, Colorado; shows miner standing behind wooden frame shack and three post winch above adit.
    • Clear Creek (Clear Creek County, Colo.)--1890-1910.; Miners--Colorado--Clear Creek--1890-1910.; Mining--Colorado--Clear Creek--1890-1910.
    • [between 1890 and 1910]
    • Stephens Mine and Tunnel, McClellan Mtn., Argentine Central Ry.

    • McClellan Mountain, Colorado with Stephens Mine and Tunnel (distant foreground, Clear Creek County) viewed via Argentine Central Railway; mine buildings and adit; steep, snow covered ridge.
    • McClellan, Mount (Colo.)--1900-1920.; Mining--Colorado--1900-1920.; Mountains--Colorado--1900-1920.; Argentine Central Railway Company.
    • [between 1906 and 1913]
    • Mendota Mine, Silver Plume, Colo.

    • Mendota Mine, Silver Plume, Colorado; shows mine buildings, office, adit, smelter, and tailings dump against mountainside.
    • Silver Plume (Colo.)--1900-1910.; Silver mining--Colorado--Silver Plume--1900-1910.
    • [between 1900 and 1910]
    • View from Puzzler on the Denver, Boulder & Westery Ry.

    • View towards Golden-Slipper Mining & Milling Company (Boulder county) from Puzzler, Colorado reached via Denver, Boulder & Western Railroad (formerly Colorado and Northwestern); narrow gauge tracks, right foreground; mine tailings, adit, mill, log...
    • Boulder County (Colo.)--1900-1910.; Mining--Colorado--Boulder County--1900-1910.; Narrow-gage railroads--Colorado--Boulder County--1900-1910.; Denver, Boulder, and Western Railroad Company.; Golden-Slipper Mining & Milling Company (Boulder County,...
    • [1909?]
    • Routt County coal mine

    • Distant view of Routt County coal mine, Colorado; small wooden frame and rock structures, adit, mine car tracks, tailings.
    • Routt County (Colo.)--1900-1920.; Coal mining--Colorado--Routt County--1900-1920.
    • [between 1908 and 1915]
    • Silverton and Sultan Mtn.

    • Bird's eye view of Silverton, Colorado centered on rows of blocks between Blair Street (left) and Greene Street (right); Sultan Mountain (elevation 13,368 feet), background right; Grand Turk (elevation 13,148 feet), background left; small pond on...
    • Animas River (Colo. and N.M.)--1910-1920.; Grand Turk (Colo.)--1910-1920.; Silverton (Colo.)--1910-1920.; Sultan Mountain (Colo.)--1910-1920.; Cities & towns--Colorado--Silverton--1910-1920.
    • [1911]
    • 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
    • Master Property Record Parcel: 0000-06301-008-00

    • This card represents parcel number 0000-06301-008-00 of the Denver Assessor's Office Master Property Records. Each file may contain several cards with different section of the parcel.
    • Real property tax--Colorado--Denver--Records and correspondence.; Real property and taxation--Colorado--Denver--Records and correspondence.; Real property tax--Colorado--Denver--Records and correspondence.; Tax assessment--Colorado--Denver--Records...
    • 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985
    • Mining Index to Hollister, Henderson and Canfield Histories

    • Mining index to Henderson, Hollister, and Canfield mining histories. Names of mines, mining companies, mining districts, lodes, veins, claims, and tunnels are indexed with page number.
    • Mines and mineral industries--Colorado--Directories.; Mines and mineral resources--Colorado--Directories.;
    • 1995
    • Weir at Adit 9, Shoshone Tunnel

    • Interior view of construction for Shoshone Hydroelectric Power Plant in Glenwood Canyon (Garfield County) Colorado; shows a weir or water tunnel.
    • Weirs--Colorado--Garfield County--1910-1920.; Garfield County (Colo.)--1910-1920.; Shoshone Powerplant (Colo.)--1910-1920.; Construction--Colorado--Garfield County--1910-1920.; Hydroelectric power--Colorado--Garfield County--1910-1920.;...
    • [between 1908 and 1910?]

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