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  • All fields: switches
(141 results)



Display: 50

    • Clear Creek and Gilpin Tunnel Mine

    • Interior view of the Clear Creek and Gilpin Tunnel Mine (Corporation of American Mines) in Dumont (Clear Creek County), Colorado. Miners pose near ore cars and track switches; some hold carbide lamps. A man in coveralls stands with his hand on a...
    •  
    • [between 1925 and 1930?]
    • C & S engine 632 switching @ Prospect 9:20 A.M.

    • View of Colorado and Southern steam locomotive 116 (2-8-0) switches a freight car at Prospect Yard in Denver, Colorado. Letters on the tender read: "Burlington Line" and on the boxcar read: "New York Central System." The train is near Valley...
    • Trout, George A.
    • 1949 October 16
    • 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.
    • Zellers, Bob.
    • [between 1930 and 1950?]
    • Daniels & Fisher power room

    • Interior view of the Daniels and Fisher Stores power generating facility in Denver, Colorado; shows "Ideal" turbines, flywheels, switches, and gauges.
    •  
    • [1902?]
    • Daniels & Fisher power room

    • Interior view of the Daniels and Fisher Stores power generating facility in Denver, Colorado; shows turbines, flywheels, switches, gauges, and embossed letters: "Denver Engineering Works."
    •  
    • [1902?]
    • Waldorf, near Argentine

    • View of Waldorf Mine buildings, Waldorf, Clear Creek County, Colorado, (11,666 feet); shows Argentine Central Railway narrow gauge tracks, sidings, switches, water tower, and gondola cars. Ore bucket line overhead runs from Santiago to Waldorf.
    •  
    • [between 1905 and 1920]
    • D&RGW, Montrose, Colo.

    • Smoke rises from Denver and Rio Grande Western Railroad narrow gauge locomotive 454 (2-8-2) as it switches a standard gauge box car in Montrose (Montrose County), Colorado. Shows automobiles parked nearby, and storage tanks beside a building near...
    • Richardson, Robert W.
    • 1952 November 8
    • Batteries and electricity

    • Electrical instruments in this University of Colorado at Boulder laboratory include an astatic mirror galvanometer on a shelf with switches and wire coils. Wooden battery boxes with terminals are on a lower surface by electrometers; one of the...
    •  
    • 1889
    • Narrow Gauge Museum

    • View of a three-way switch at "Mears Junction" in the yard at the Narrow Gauge Museum in Alamosa (Alamosa County), Colorado. Shows a freight car and motorized section car on a spur. A caboose on blocks beside the tracks has a sign that reads:...
    • Richardson, Robert W.
    • 1954
    • A scrub-race on the plains

    • View of a horse race in Yosemite Valley (later Yosemite National Park), California. Shows bareback riders with whips or switches, bridled horses and men spectators near the racers. Covered wagons are in the distance.
    • Smillie, James David, 1833-1909.
    • 1876 March 4
    • Municipal pipe organ

    • Interior view at the Denver Municipal Auditorium in Denver, Colorado; shows workings of the organ console consisting of wiring, switches, levers, and bellows.
    •  
    • [1918?]
    • Wayne Patterson

    • Wayne K. Patterson, Warden at the State Penitentiary in Canon City, Colorado between 1965 and 1972, is at his desk. On it are a tape dispenser, stapler, ashtray, paper clip caddy, eyeglasses, papers, in/out box, and marble based fountain pen...
    •  
    • [between 1965 and 1972?]
    • Narrow Gauge Museum

    • A flatbed truck delivers Rio Grande Southern Railroad 2-8-0 locomotive #42 to the Narrow Gauge Museum in Alamosa (Alamosa County), Colorado. Shows "M.B. & W.R.R." (Mt. Blanca and Western Railroad) 2-8-0 locomotive #346 with a tender and caboose, a...
    • Richardson, Robert W.
    • 1953 November 14
    • Sigafoos tunneling machine

    • Well-dressed men pose with a mining tunnel digging machine. Equipment has flywheels, electrical switches, and a vise.
    •  
    • [between 1890 and 1910?]
    • Pizzicato action in the relay room

    • Interior view at the Denver Municipal Auditorium in Denver, Colorado; shows switches and relays for the pipe organ pizzicato effect.
    •  
    • [1918?]
    • Operations room, Denver Police Department

    • A group of men in suits pose in a operations room at the Denver Police Department in Denver, Colorado. An operator sits behind a desk where rolls of ticker tape and telegraph machines are arranged. Electrical switches, dials, and light bulbs are...
    • Rocky Mountain Photo Company.
    • [between 1908 and 1915?]
    • Pike Peaks Cog Railway

    • View of the track and two cars on the Pikes Peak Cog Railway near the summit of Pikes Peak. The original rails were laid in 1889 and have since been upgraded. New switches were added in the 1980s to adjust for larger Swiss made rail cars. The...
    • Noel, Thomas J. (Thomas Jacob)
    • 2000
    • Alamosa yard

    • A Denver and Rio Grande Western train with a locomotive 482 (with a pilot plow) vents smoke in the yard at Alamosa, (Alamosa County), Colorado. Conductor Young talks to the engineer; a narrow gauge engine switches standard gauge cars.
    • Richardson, Robert W.
    • 1951 February 15
    • L.C. Phipps residence, Denver, Colorado, garage interior

    • Interior view of the garage of the Lawrence Cowle Phipps home in the Belcaro Neighborhood of Denver, Colorado. A telephone sits on a shelf near fuse boxes, a thermostat, and light switches. Shows hoses, pipes, and a weight system for the garage...
    •  
    • 1933 October
    • All of harps

    • View of harp switches at the Narrow Gauge Museum in Alamosa (Alamosa County), Colorado.
    • Richardson, Robert W.
    • [between 1950 and 1958]
    • Industries construction scene at Alameda subway

    • Shows workmen at the Alameda Avenue underpass construction site in Denver, Colorado. A McCabe and Steen steam shovel is nearby. A sign on a building reads: "The Call Automatic Switch Company [M]anufrs Of Hand Tower & Automatic Ry. Switches".
    • Lillybridge, Charles S., 1849-1935.
    • [1909]
    • Colorado and Southern locomotive 235

    • A locomotive blowing black smoke approaches in the snow covered Colorado & Southern railyard, in Trinidad, Colorado. Scene includes two cabooses and part of a freight car. A man stands next to two harp switches, and another man stands in the...
    •  
    • [1922?]
    • Plow, Coudersport and Port Allegany R.R. plow, Coudersport, Penn.

    • View of a Coudersport and Port Allegany Railroad snow plow on a siding near railroad tracks in Coudersport (Potter County), Pennsylvania. The plow consists of a wooden railroad car with a cupola and porthole windows and a metal wedge plow mounted...
    • Richardson, Robert W.
    • 1939 September 12
    • D&RGW

    • Smoke rises from Denver and Rio Grande Western Railroad narrow gauge locomotive (2-8-2) #454, as it switches standard gauge freight cars in Montrose (Montrose County), Colorado. Shows railroad workers, tanks beside tracks in the rail yard and a...
    • Richardson, Robert W.
    • between 1951 and 1953
    • D&RGW

    • View of the Colorado Fuel and Iron Company's Monarch Lime Quarry in Monarch (Chaffee County), Colorado. Denver and Rio Grande Western Railroad locomotive #496 (2-8-2) switches tracks at the limestone quarry. Shows gondola or hopper cars filled with...
    • Richardson, Robert W.
    • 1948 September 23
    • Industries construction crew posed at Alameda subway site

    • Workmen sit on the edge of wood forms, at the Alameda Avenue underpass construction site, in Denver, Colorado. A nearby sign on a building reads: "The Call Automatic Swit[ch Co.] Manufrs. Of Hand Tower & Automatic Ry. Switches".
    • Lillybridge, Charles S., 1849-1935.
    • [1909]
    • Frijoles Canon

    • A Native American guides pauses on the Frijoles Canyon trail below a elderly man with a with beard and walking stick and a woman carrying a toolbox; the steep trail switches back and forth along the volcanic tuff. Bandelier National Monument, New...
    • Beam, George L. (George Lytle), 1868-1935.
    • [between 1910 and 1925]
    • Frijoles Canon

    • A Native American guide pauses on the Frijoles Canyon trail with an elderly man with a white beard and walking stick and a woman carrying a toolbox, Bandelier National Monument, New Mexico. The steep trail switches back and forth along the volcanic...
    • Beam, George L. (George Lytle), 1868-1935.
    • 1917
    • Forbes

    • View of Forbes (Las Animas County) Colorado, possibly during the UMF labor strike against CF&I; shows mining ore car tracks and switches, processing sheds, and tracklaying machinery.
    •  
    • 1914
    • Akron & Barberton Belt R.R.

    • Akron and Barberton Belt Railroad steam locomotive #17 switches tracks near the terminal in the railroad yard in Akron, Ohio. Shows wood frame terminal buildings, a water tower, coaling station, and gondola cars filled with coal. Railroad...
    • Richardson, Robert W.
    • 1947 June 23
    • Buildings at Waldorf mine from the west

    • View of Waldorf Mine and mill, Waldorf, Clear Creek County, Colorado; shows Argentine Central Railway narrow gauge tracks, switches, water tower and flatbed cars.
    • Henderson, John R., photographer.
    • June 21, 1908
    • Narrow gage engine

    • Flooding in Boulder, Colorado, has a narrow-gage engine half submerged, its full coal bin reading: "155," and its front end under water almost to the stack. Residences are on high ground with foothills behind them in the background, and railroad...
    • M & S Photog.
    • June 1, 1894
    • Lighting plant, 1441 Lawrence St.

    • Interior view of a Colorado Telephone Company electrical plant in Denver, Colorado; shows a side crank generator, switches, and meters.
    •  
    • 1896, September
    • Canon City execution room

    • Levers, switches, and a pulley with a weight and a square can hang outside the gas chamber at the State Penitentiary in Canon City, Colorado. Wood molding frames a slotted window in the wall, and doors flank the apparatus.
    •  
    • [between 1930 and 1940?]
    • D&RGW

    • Denver and Rio Grande Western Railroad locomotive #488 (2-8-2) pushes a standard gauge coal car up a coal dock (coaling trestle) in Alamosa (Alamosa County), Colorado. Standard gauge locomotive #1161 (2-8-0) is in the distance. Shows a flanger...
    • Richardson, Robert W.
    • 1952 April 8
    • Denver Tramway power plant

    • An interior view of the Denver Tramway Company power plant at 14th (fourteenth) and Platte in Denver, Colorado. A line of large turbines fill the room and one wall is lined with electric switches.
    • Buckwalter, Harry H.
    • [between 1890 and 1910]
    • D&RGW, Alamosa, Colo.

    • View of the rail yard in Alamosa (Alamosa County), Colorado. Shows flat bed cars loaded with pipes, and buildings, switches, a railroad crossing, and snow on the ground. Denver and Rio Grande Western Railroad narrow gauge locomotives 481 and 492...
    • Richardson, Robert W.
    • 1958 February 17
    • Local test desk - Colorado Springs Exchange equipment

    • Interior view of a Mountain States Telephone and Telegraph Company office in Colorado Springs (El Paso County), Colorado; shows telephones, microphones, switches, dials, and a road map of Colorado.
    •  
    • 1914
    • D&RGW, Sargents, Colo.

    • Denver and Rio Grande Western Railroad narrow gauge locomotive 480 (2-8-2) is near a frame building in Sargents (Saguache County), Colorado. Railroad workers are on the side of the tracks. Shows railroad switches and hills.
    • Richardson, Robert W.
    • 1955 May 2

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