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You've searched:
All Collections- All fields: circuits
(42 results)
Display: 50
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- Description-Abstract
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- W. Morgan, exchange equipment, terminal room
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View of the terminal room in the Mountain States Telephone and Telegraph exchange building in Morgan (Conejos County), Colorado. A candle stick telephone sits on a desk near other switchboard equipment. Wires, circuits, and control panels line the... -
Mountain States Telephone and Telegraph Company--Equipment & supplies--1910-1920.; Morgan (Colo.)--1910-1920.; Interiors--Colorado--Morgan--1910-1920.; Telephone companies--Colorado--Morgan--1910-1920.; Telephone... -
1914
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- Switchboard
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View of the switchboard in the Mountain States Telephone and Telegraph Company exchange building in Pueblo (Colorado). Shows wires, headsets, speakers, and circuits. A bare electric light bulb hangs from the ceiling. -
Mountain States Telephone and Telegraph Company--Equipment & supplies--1890-1900.; Pueblo (Colo.)--1890-1900.; Interiors--Colorado--Pueblo--1890-1900.; Telephone companies--Colorado--Pueblo--1890-1900.; Telephone... -
1897 October
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- Lakewood exchange equipment, old exchange switchboard
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View of a switchboard and circuits at the Mountain States Telephone and Telegraph Company exchange building in Lakewood (Jefferson County), Colorado. Cords are stretched across the work station. A telephone booth is in the corner of the room. -
Mountain States Telephone and Telegraph Company--Equipment & supplies--1910-1920.; Lakewood (Colo.)--1910-1920.; Telephone companies--Colorado--Lakewood--1910-1920.; Telephone switchboard--Colorado--Lakewood--1910-1920. -
1915
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- Public Service Company Building, Georgetown, Colorado
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Exterior view of the Public Service Company building located at the west end of Sixth (6th) Street, Georgetown, Colorado. The building it is built of cinder block, designed to blend in with local architectur, and surrounded by a black metal fence.... -
Georgetown (Colo.)--1960-1970.; Power plants--Colorado--Georgetown--1960-1970. -
1968
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- Radio scene, Sterling High School Sterling, Colo.
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Two boys, students at Sterling High School, work with a radio in Sterling, Colorado in Logan County. One boy wears earphones and twists the knobs of the radio on the table in front of him. The second boy operates a transmitter. Five books are... -
Sterling (Colo.)--1940-1950.; Children & radio--Colorado--Sterling--1940-1950.; Radios--Colorado--Sterling--1940-1950.; Students--Colorado--Sterling--1940-1950. -
[1941]
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- The Story of Trinity choir : 1859-1903.
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Brief history of the Trinity Methodist Church's choir. Included are photograph of prominent performers, a list of performers by their vocal classification, a reproductions of programs for earlier performances. -
Trinity Methodist Episcopal Church (Denver, Colorado). Choir--History.; Trinity Methodist Episcopal Church (Denver, Colorado)--1900-1910 -
1902
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- East High School Handbook for Parents and Pupils
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Handbook created by Denver Public Schools for all students and parents of East High School in Denver, Colo. -
East High School (Denver, Colo.) -
1955
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- The primary crusher control room at the Henderson Mill monitors crusher functions as well as electrical circuits for the ore haulage system.
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Mill worker seated at the control room panel in the Henderson Mine and mill, Empire, Clear Creek County, Colorado. -
Empire (Colo.)--1980-1990.; Henderson Mine (Clear Creek County, Colo.)--1980-1990.; Control rooms--Colorado--Empire--1980-1990.; Interiors--Colorado--Empire--1980-1990.; Mills--Colorado--Empire--1980-1990.; Mining--Colorado--Empire--1980-1990. -
September 6, 1980
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- The flotation circuits at the Henderson Mill are being installed and adjusted prior to initial startup.
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Installation of rows of Denver Sub-A flotation machines inside the Henderson Mine and mill in Empire, Clear Creek County, Colorado. -
Empire (Colo.)--1980-1990.; Henderson Mine (Clear Creek County, Colo.)--1980-1990.; Interiors--Colorado--Empire--1980-1990.; Machinery--Colorado--Empire--1980-1990.; Mills--Colorado--Empire--1980-1990.; Mining--Colorado--Empire--1980-1990. -
September 6, 1980
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- Western History Subject Index
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DENVER. AIRPORTS. STAPLETON
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- Western History Subject Index
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HAZARDOUS SUBSTANCES. DISPOSAL
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- Western History Subject Index
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Indians in Southwest
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- Western History Subject Index
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Rio Grande Pueblos
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- Western History Subject Index
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San Juan Pueblo
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- Western History Subject Index
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Santa Clara Pueblo, New Mexico
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- Western History Subject Index
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Central City, Colorado. Business
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- Western History Subject Index
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Mvantain States telephone and telegraph co
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- Western History Subject Index
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Weather. Storms
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- Western History Subject Index
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Television. Subscription programs
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- Western History Subject Index
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Tesuque Pueblo
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- Western History Subject Index
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Tewa Indians. Dances
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