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  • American District Telegraph Co. 1423 Stout St.
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    View of a business at 1423 Stout Street, in Denver, Colorado; signs on the Mission Style building read: "The American District Telegraph Company" (later Mountain States Telephone and Telegraph Company).
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    American District Telegraph Company--Buildings--1920-1930.; Denver (Colo.)--1920-1930.; Office buildings--Colorado--Denver--1920-1930.; Telegraph offices--Colorado--Denver--1920-1930.
  • 
    1920
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  • Station equipment, old model booth, #30 type
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    View of a row of telephone booths at the Brown Palace Hotel in Denver, Colorado. The five telephones are housed in wooden booths with ornate arched windows and small glass panes. Each booth is identified with a number.
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    Brown Palace Hotel (Denver, Colo.)--Facilities--1910-1920.; Mountain States Telephone and Telegraph Company--Equipment & supplies--1910-1920.; Denver (Colo.)--1910-1920.; Hotels--Colorado--Denver--1910-1920.;...
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    1915
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  • Publicity advertising illustration, kitchen, 831 Gaylord, Grinstead house
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    A smiling woman stands in a kitchen and holds a phone receiver to her ear in the home of Gilbert H. and Katherine J. Grinstead located at 831 Gaylord in the Cheesman Park Neighborhood of Denver, Colorado. The phone is mounted on the wall of the...
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    Cheesman Park (Denver, Colo. : Neighborhood)--1940-1950.; Denver (Colo.)--1940-1950.; Conversation--Colorado--Denver--1940-1950.; Interiors--Colorado--Denver--1940-1950.; Kitchens--Colorado--Denver--1940-1950.; Grinstead, Gilbert H.--Homes &...
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    1940 February 5
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  • Publicity, advertising illustration, kitchen, 831 S. Gaylord, Grinstead house
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    A woman stands in a kitchen and holds a telephone receiver to her ear in the home of Gilbert H. and Katherine J. Grinstead located at 831 Gaylord in the Cheesman Park Neighborhood of Denver, Colorado. She holds a note pad and pencil in one hand....
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    Cheesman Park (Denver, Colo. : Neighborhood)--1940-1950.; Denver (Colo.)--1940-1950.; Conversation--Colorado--Denver--1940-1950.; Interiors--Colorado--Denver--1940-1950.; Kitchens--Colorado--Denver--1940-1950.; Grinstead, Gilbert H.--Homes &...
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    1940 February 5
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  • Publicity advertising illustration, kitchen, 831 S. Gaylord, Grinstead house
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    A woman stands in a kitchen and holds a phone receiver to her ear in the home of Gilbert H. and Katherine J. Grinstead located at 831 Gaylord in the Cheesman Park Neighborhood of Denver, Colorado. The phone is mounted on the wall of the room near...
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    Cheesman Park (Denver, Colo.)--1940-1950.; Denver (Colo.)--1940-1950.; Conversation--Colorado--Denver--1940-1950.; Interiors--Colorado--Denver--1940-1950.; Kitchens--Colorado--Denver--1940-1950.; Grinstead, Gilbert H.--Homes & haunts.; Grinstead,...
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    1940 February 5
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  • Colorado Springs Exchange
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    View of the Colorado Telephone Company exchange office in Colorado Springs (El Paso County), Colorado; features include ornate brick, voussoirs, a cornice, and terra cotta garlands. Bicycles, a wagon, and a man are by the building.
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    Colorado Telephone Company--Buildings--1890-1900.; Colorado Springs (Colo.)--1890-1900.; Telephone companies--Colorado--Colorado Springs--1890-1900.
  • 
    1899, March 7
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  • Exchange, construction progress
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    View of the Mountain States Telephone and Telegraph exchange building on 3rd (Third) Street in Cripple Creek (Teller County), Colorado. The small wood frame structure is propped up by wooden beams along the front of the building. A sign on a...
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    Colorado Telephone Company--Buildings--1890-1900.; Cripple Creek (Colo.)--1890-1900.; Building construction--Colorado--Cripple Creek--1890-1900.; Telephone companies--Colorado--Cripple Creek--1890-1900.
  • 
    1896, June
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  • Colorado Springs Exchange
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    View of the Colorado Telephone Company exchange office in Colorado Springs (El Paso County), Colorado; features include ornate brick, voussoirs, a cornice, and terra cotta garlands. Bicycles, a wagon, and a man are by the building.
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    Colorado Telephone Company--Buildings--1900-1910.; Colorado Springs (Colo.)--1900-1910.; Office buildings--Colorado--Colorado Springs--1900-1910.; Telephone companies--Colorado--Colorado Springs--1900-1910.
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    1904, April
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  • 1421 Champa, construction progress excavation
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    View of an excavated area filled with brick rubble and wood joists at the site of the Colorado Telephone Company building at 1421 Champa Street, Denver, Colorado. A cut stone wall lines a portion of the hole. Bricks are stacked near a shed-roofed...
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Building construction--Colorado--Denver--1900-1910.; Excavation--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
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    1902 June 4
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  • 1421 Champa, construction progress, excavation
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    View of excavation at the construction site of the Colorado Telephone Company Building at 1421 Champa Street in Denver, Colorado. Shows a cut stone foundation, stone rubble, iron pipes, iron fittings, and construction debris. Two winches are set up...
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Building construction--Colorado--Denver--1900-1910.; Excavation--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1902, June 4
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  • 1421 Champa St., construction progress, framing around cable shaft
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    View of iron beams and brick walls around the cable shaft under construction at the Colorado Telephone Company Building at 1421 Champa Street, Denver, Colorado. A ladder is braced against the wall and brick rubble is piled on scaffolding.
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Building construction--Colorado--Denver--1900-1910.; Interiors--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1902 September 9
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  • 1421 Champa St., construction progress, framing around cable shaft
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    View of construction in the interior of the Colorado Telephone Company Building at 1421 Champa St, Denver, Colorado. Shows brick walls and iron beams. A vat for mixing mortar sits on wood scaffolding and a ladder rests against the wall.
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Building construction--Colorado--Denver--1900-1910.; Interiors--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1902 September 9
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  • 1421 Champa, construction progress
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    View of the Colorado Telephone Company building (1413-1425 Champa) under construction in Denver, Colorado. The building is a four story brick facade with dentals along the flat roof line. A carved stone over the door reads: "Telephone Building."...
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Building construction--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1902
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  • 1421 Champa, construction progress
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    View of the partial facade and internal framework of the Colorado Telephone Company building, 1421 Champa Street, Denver, Colorado. Carved stone over the main entryway reads: "Telephone Building." Men stand on the sidewalk and look up at the...
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Building construction--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1902, September
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  • 1421 Champa, exterior, front
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    View of the Colorado Telephone Company Building at 1421 Champa Street in Denver, Colorado; a four story brick structure with an ornate cornice and stained glass fanlight window. Stone entablature reads: "Telephone Building." Engaged columns flank...
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    Colorado Telephone Company--Buildings--1900-1910.; Denver (Colo.)--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1904
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  • Gallup Office
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    View of Colorado Telephone Company offices on Gallup (later Zuni) Street in the Highland Neighborhood of Denver, Colorado; the building has a cornice and an arched entry. Brick shows second story addition; houses are to the side.
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    Colorado Telephone Company--Buildings--1910-1920.; Denver (Colo.)--1910-1920.; Highland (Denver, Colo.)--1910-1920.; Telephone companies--Colorado--Denver--1910-1920.
  • 
    1910
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  • York Office - front view
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    View of Colorado Telephone Company offices on York Street in Denver, Colorado; the brick building has a cornice and letters: "The Colorado Telephone Company."
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    Colorado Telephone Company--Buildings--1910-1920.; Denver (Colo.)--1910-1920.; Telephone companies--Colorado--Denver--1910-1920.
  • 
    1915
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  • Pueblo Exchange Bldg. front
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    View of the Colorado Telephone Company exchange office in Pueblo (Pueblo County), Colorado; sign reads "Long Distance Telephone," (bell logo) and "Pay Station." Features include a tile roof and stepped pediment; adjacent duplex has corbeled brick...
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    Colorado Telephone Company--Buildings--1910-1920.; Pueblo (Colo.)--1910-1920.; Duplexes--Colorado--Pueblo--1910-1920.; Telephone companies--Colorado--Pueblo--1900-1910.
  • 
    1910
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  • Pueblo Exchange Bldg. front
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    View of the Colorado Telephone Company exchange office in Pueblo (Pueblo County), Colorado; the building features arched windows and wide eaves. Bicycles are parked; signs read: "Long Distance Telephone Pay Station (bell logo)," and "Sam Nelson...
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    Colorado Telephone Company--Buildings--Colorado--Pueblo--1910-1920.; Pueblo (Colo.)--1910-1920.; Offices--Colorado--Pueblo--1910-1920.; Streets--Colorado--Pueblo--1910-1920.
  • 
    1910
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  • Storms, Colfax & Acoma alley
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    View of the intersection of Colfax Street and the Acoma alley in Denver, Colorado; ice and snow damage includes broken Colorado Telephone Company poles and damaged buildings.
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    Colorado Telephone Company--Disasters--1900-1910.; Denver (Colo.)--1900-1910.; Buildings--Colorado--Denver--1900-1910.; Storms--Colorado--Denver--1900-1910.; Utility poles--Colorado--Denver--1900-1910.
  • 
    1900, April 4
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  • Storms, Colfax & Acoma alley
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    View of the intersection of Colfax Street and the Acoma alley in Denver, Colorado; ice and snow damage includes broken Colorado Telephone Company poles and damaged buildings. Snow covers construction materials and houses.
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    Colorado Telephone Company--Disasters--Colorado--Denver--1900-1910.; Denver (Colo.)--1900-1910.; Buildings--Colorado--Denver--1900-1910.; Storms--Colorado--Denver--1900-1910.; Utility poles--Colorado--Denver--1900-1910.
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    1900, April 4
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  • Pole lines - Wazee & 15th Sts.
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    View of the intersection of 15th (Fifteenth) and Wazee Streets in Denver, Colorado; shows Colorado Telephone Company poles, brooms, crates, barrels, trash, and businesses with signs: "Parlin & Orendorff Co.," and "Barteldes & Co. Seeds."
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    Colorado Telephone Company--Equipment & Supplies--1890-1900.; Denver (Colo.)--1890-1900.; Commercial facilities--Colorado--Denver--1890-1900.; Streets--Colorado--Denver--1890-1900.; Utility poles--Colorado--Denver--1890-1900.
  • 
    1898
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  • Lighting plant, 1441 Lawrence St.
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    Interior view of a Colorado Telephone Company electrical plant in Denver, Colorado; shows a side crank generator, switches, and meters.
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    Colorado Telephone Company--Equipment & supplies--1890-1900.; Denver (Colo.)--1890-1900.; Electric generators--Colorado--Denver--1890-1900.; Interiors--Colorado--Denver--1890-1900.
  • 
    1896, September
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  • Pole lines - Downing & 21st Ave
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    View of the intersection of 21st (Twenty First) and Downing Streets in the Five Points neighborhood of Denver, Colorado; shows Colorado Telephone Company poles and trees.
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    Colorado Telephone Company--Equipment & Supplies--1890-1900.; Denver (Colo.)--1890-1900.; Five Points (Denver, Colo.)--1890-1900.; Streets--Colorado--Denver--1890-1900.; Utility poles--Colorado--Denver--1890-1900.
  • 
    1897, February
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  • P.B.X. exchange - old switchboard - Denver Tramway Co.
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    Interior view of a Colorado Telephone Company switchboard in the Denver Tramway Company building in Denver, Colorado. Men work at panels with gauges, microphones, speakers, vacuum tubes, and a clock.
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    Colorado Telephone Company--Equipment & supplies--1890-1900.; Denver Tramway Company (Denver, Colo.)--Facilities--1890-1900.; Denver (Colo.)--1890-1900.; Interiors--Colorado--Denver--1890-1900.; Telephone operators--Colorado--Denver--1890-1900.;...
  • 
    1898
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  • Lower 17th St.
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    View of 17th (Seventeenth) Street in Denver, Colorado; a man works with Colorado Telephone Company wires by snow and storefronts with signs: "The Scott Supply & Tool Co." A horse drawn merchant's wagon and Union Station are in the distance.
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    Colorado Telephone Company--Equipment & supplies--1900-1910.; Denver (Colo.)--1900-1910.; Commercial streets--Colorado--Denver--1900-1910.; Linemen--Colorado--Denver--1900-1910.
  • 
    1902
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  • Exchange equipment, 1421 Champa, toll switchboard under construction
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    View of the switchboard room at the Colorado Telephone Company Building at 1421 Champa Street in Denver, Colorado. The partially constructed switchboards are pulled out from the wall. Wires are draped on the switchboards and lie in clusters on the...
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    Colorado Telephone Company--Equipment & supplies--1900-1910.; Denver (Colo.)--1900-1910.; Construction--Colorado--Denver--1900-1910.; Interiors--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.; Telephone...
  • 
    1903, July 14
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  • Storms, Blake and 16th St, Denver
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    View of the intersection of 16th (Sixteenth) and Blake Streets in Denver, Colorado; ice and snow damage includes broken Colorado Telephone Company poles. The Inter Ocean Hotel is by signs: "Zang Tonic," and "Chas. F. Miller."
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    Colorado Telephone Company--Equipment & supplies--1900-1910.; Denver (Colo.)--1900-1910.; Hotels--Colorado--Denver--1900-1910.; Storms--Colorado--Denver--1900-1910.; Utility poles--Colorado--Denver--1900-1910.
  • 
    1900, April 4
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  • Salida Exchange equipment
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    Interior view of a Colorado Telephone Company office in Salida (Chaffee County), Colorado; shows a switchboard.
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    Colorado Telephone Company--Equipment & Supplies--1900-1910.; Salida (Colo.)--1900-1910.; Interiors--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Salida--1900-1910.; Telephone switchboards--Colorado--Salida--1900-1910.
  • 
    1904
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  • Station equipment - telephone portable set #265
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    View of Colorado Telephone Company telephone equipment; microphone, speaker, and wires are in a wood case.
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    Colorado Telephone Company--Equipment & supplies--1900-1910.; Telephones--1900-1910.
  • 
    1904
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  • Operator's cafeteria - 1421 Champa
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    Interior view at the Colorado Telephone Company exchange cafeteria in Denver, Colorado; shows a lunch room with a coffee machine and a potted palm.
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    Colorado Telephone Company--Facilities--1900-1910.; Denver (Colo.)--1900-1910.; Employee eating facilities--Colorado--Denver--1900-1910.; Interiors--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.
  • 
    1906
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  • Operator's sick room - 1421 Champa
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    Interior view of an infirmary at the Colorado Telephone Company exchange in Denver, Colorado; decor includes a pitcher and bowl for washing, a wicker rocking chair, an Oriental rug, and pillows with ruffles.
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    Colorado Telephone Company--Facilities--1900-1910.; Denver (Colo.)--1900-1910.; Infirmaries--Colorado--Denver--1900-1910.; Interiors--Colorado--Denver--1900-1910.
  • 
    1906
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  • Leadville Exchange - business office
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    Interior view of a Colorado Telephone Company office in Leadville (Lake County), Colorado; a woman sits at a desk. A ceiling lamp is by a calendar with an image of a woman, flowers, and date: "June 1907."
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    Colorado Telephone Company--Facilities--1900-1910.; Leadville (Colo.)--1900-1910.; Interiors--Colorado--Leadville--1900-1910.; Offices--Colorado--Leadville--1900-1910.; Telephone companies--Colorado--Leadville--1900-1910.
  • 
    [1907?]
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  • Pueblo Exchange Bldg. business office
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    Interior view of a Colorado Telephone Company exchange office in Pueblo (Pueblo County), Colorado; shows a metal screen, chairs, and coffee maker.
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    Colorado Telephone Company--Facilities--1910-1920.; Pueblo (Colo.)--1910-1920.; Interiors--Colorado--Pueblo--1910-1920.; Offices--Colorado--Pueblo--1910-1920.; Telephone companies--Colorado--Pueblo--1910-1920.
  • 
    1910
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  • Monitor pictures, Old Colorado Telephone Co. baseball team, A. R. Grosheider, manager
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    Member of a Colorado Telephone Company baseball team pose near a wooden fence probably in Denver, Colorado. The men wear uniforms including knickers and jerseys with the letters: "C. T. Co." and a bell logo. Manager Arthur R. Grosheider stand in...
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    Colorado Telephone Company--People--1900-1910.; Denver (Colo.)--1900-1910.; Baseball players--Colorado--Denver--1900-1910.; Employees--Colorado--Denver--1900-1910.; Telephone companies--Colorado--Denver--1900-1910.;...
  • 
    1909
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  • Colorado Telephone Co. baseball team
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    Members of the Colorado Telephone Company baseball team pose near a wooden fence probably in Denver, Colorado. The men wear tall socks, knickers, and jerseys emblazoned with the letters: "C.T. Co." with a bell logo. Some men wear baseball gloves on...
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    Colorado Telephone Company--People--1910-1920.; Denver (Colo.)--1910-1920.; Baseball players--Colorado--Denver--1910-1920.; Employees--Colorado--Denver--1910-1920.; Uniforms--Colorado--Denver--1910-1920.
  • 
    1911
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  • Wyoming Bldg., exterior front & side
  • 
    View of the Wyoming Building at 831 14th Street in Denver, Colorado. The building is six story brick structure with store-fronts on the first floor, awnings, and dentils along the roof line. Signs on businesses read: "The Biegel Tire & Rubber Co."...
  • 
    Denver (Colo.)--1920-1930.; Office buildings--Colorado--Denver--1920-1930.
  • 
    1920
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  • F.H. Reid home, 5335 E. 17th Avenue, Denver, Colorado
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    View of the home of F.H. Reid at 5335 E. 17th Avenue in the South Park Hill Neighborhood of Denver, Colorado. The house is a two-story Italian Revival style structure with a low pitched tile roof, arched colonnade, fanlight windows, and metal...
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    Denver (Colo.)--1930-1940.; Park Hill (Denver, Colo.)--1930-1940.; Houses--Colorado--Denver--1930-1940.; Reid, F. H.--Homes & haunts.
  • 
    1932 April 16
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  • Storms, Monument, Colorado
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    View of a Denver and Rio Grande Railroad Company railroad car tipped off its frame in Monument (El Paso County), Colorado. Houses are in the distance.
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    Denver and Rio Grande Railroad Company--Disasters--1910-1920.; Monument (Colo.)--1910-1920.; Railroad cars--Colorado--Monument--1910-1920.; Storms--Colorado--Monument--1910-1920.
  • 
    1916 January 4
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  • Storms, Monument, Colo.
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    View of a Denver and Rio Grande Railroad Company railroad car tipped over on the embankment in Monument (El Paso County), Colorado. The Monument train depot is in the distance.
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    Denver and Rio Grande Railroad Company--Disasters--1910-1920.; Monument (Colo.)--1910-1920.; Railroad cars--Colorado--Monument--1910-1920.; Storms--Colorado--Monument--1910-1920.
  • 
    1916 January 4
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  • Publicity, old window display, Kohler-McLister Paint Co.
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    Cans of paint and candle stick telephones are arranged in a display at the Kohler McLister Paint Company at 1623 Arapahoe Street in Denver, Colorado. Paint cans are stacked in columns and pyramids. Signs in the window read: "Main 4747," "This Store...
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    Kohler-McLister Paint Co.--Public relations--1910-1920.; Mountain States Telephone and Telegraph Company--Products--1910-1920.; Denver (Colo.)--1910-1920.; Paint industry--Colorado--Denver--1910-1920.; Paints &...
  • 
    1916
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  • Publicity advertising illustration, bedroom, 1756 Grape, McCarthy house
  • 
    A telephone sits on a bed side table in a bedroom in the home of Isabelle McCarthy at 1756 Grape Street in the South Park Hill Neighborhood of Denver, Colorado. A chenille bedspread covers the double bed. Sheers and tapestry drapes cover the window...
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    McCarthy, Isabelle--Homes & haunts.; Denver (Colo.)--1940-1950.; South Park Hill (Denver, Colo.)--1940-1950.; Bedrooms--Colorado--Denver--1940-1950.; Interiors--Colorado--Denver--1940-1950.; Interiors--Denver--Colorado--1940-1950.;...
  • 
    1940 February 1
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  • Publicity advertising illustration, living room, 1756 Grape, McCarthy house
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    A woman sits in an upholstered chair and holds a telephone receiver to her ear in the living room of the home of Isabelle McCarthy at 1756 Grape Street in the South Park Hill Neighborhood of Denver, Colorado. A plant, lamp, and telephone base sit...
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    McCarthy, Isabelle--Homes & haunts.; Denver (Colo.)--1940-1950.; South Park Hill (Denver, Colo.)--1940-1950.; Conversation--Colorado--Denver--1940-1950.; Interiors--Colorado--Denver--1940-1950.; Living rooms--Colorado--Denver--1940-1950.;...
  • 
    1940 February 1
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  • Publicity advertising illustration, living room, 1756 Grape St., McCarthy house
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    A telephone sits on an ornate table with books and magazines in the living room of Isabelle McCarthy at 1756 Grape Street in the South Park Hill Neighborhood of Denver, Colorado. Tattled doilies decorate an upholstered chair. A framed photograph of...
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    McCarthy, Isabelle--Homes & haunts.; Denver (Colo.)--1940-1950.; South Park Hill (Denver, Colo.)--1940-1950.; Interiors--Colorado--Denver--1940-1950.; Living rooms--Colorado--Denver--1940-1950.; Telephones--Colorado--Denver--1940-1950.
  • 
    1940 February 1
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  • Booth, outdoor #1, taken at City Park
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    View of a telephone booth at City Park in Denver Colorado. The telephone is mounted in a wooden booth that is lined with molded, decorative tin. Signs on and around the booth read: "Mountain States Telephone and Telegraph Company, Bell System,"...
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    Mountain State Telephone and Telegraph Company--Equipment & supplies--1930-1940.; City Park (Denver, Colo.)--1930-1940.; Denver (Colo.)--1930-1940.; Telephone booths--Colorado--Denver--1930-1940.
  • 
    1934 July 17
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  • Station equipment, telephone, coin collector, no 181, manual
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    View of a pay telephone. The phone has a slot to deposit nickles, dimes, and quarters, and coin return. No dial is present.
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    Mountain State Telephone and Telegraph Company--Equipment and supplies--1940-1950.; Telephones--1940-1950.
  • 
    1941 March
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  • Hudson Street & 14th Street
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    View of an open field, proposed site for a Mountain States Telephone and Telegraph building, near the intersection of Hudson and 14th Street in the Hale Neighborhood of Denver, Colorado. An automobile is parked on a dirt road near the field. Houses...
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    Mountain States Telephone and Telegraph Company--1900-1910.; Denver (Colo.)--1900-1910.; Hale (Denver, Colo.)--1900-1910.; Dirt roads--Colorado--Denver--1900-1910.
  • 
    1908 February
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  • Denver bldgs., York office, interior, cafeteria
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    View of the employee cafeteria at the Mountain States Telephone and Telegraph Company exchange building on York Street in Denver, Colorado. Shows tables, coffee container, and a sideboard. Decorative plates are arranged on a plate rail around the...
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    Mountain States Telephone and Telegraph Company--1910-1920.; Denver (Colo.)--1910-1920.; Employee eating facilities--Colorado--Denver--1910-1920.; Interiors--Colorado--Denver--1910-1920.; Telephone companies--Colorado--Denver--1910-1920.
  • 
    1915
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  • 1421 Champa, interior, offices, general plant, "engineering"
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    Four men work at desks in an office at the Mountain States Telephone and Telegraph Company building at 1421 Champa Street in Denver, Colorado. The men wear suits and work on papers that are scattered across the desk top. Books and papers are...
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    Mountain States Telephone and Telegraph Company--1910-1920.; Denver (Colo.)--1910-1920.; Employees--Colorado--Denver--1910-1920.; Interiors--Colorado--Denver--1910-1920.; Offices--Colorado--Denver--1910-1920.; Telephone...
  • 
    1916
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  • Denver exchange equipment, south office, 25 W. Bayaud St., operating room
  • 
    Operators work at switchboards at the Mountain States Telephone and Telegraph exchange building at 25 West Bayaud Street in the Baker Neighborhood of Denver, Colorado. The women wear headsets and sit in tall chairs that face the switchboard. Cords...
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    Mountain States Telephone and Telegraph Company--1910-1920.; Denver (Colo.)--1910-1920.; Telephone companies--Colorado--Denver--1910-1920.; Telephone operators--Colorado--Denver--1910-1920.; Telephone switchboard--Colorado--Denver--1910-1920.
  • 
    1914

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