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  • All fields: monitor
(882 results)



Display: 50

    • Tonopa shops

    • Tonopa shops

    • The Tonopa machine shop in Breckenridge, Colorado, some three hundred feet long, is a corrugated tin and frame structure with a monitor roof. A dock along the length of the building has snow on it; a large flywheel is half exposed above the ground...

    • Breckenridge (Colo.)--1910-1920.; Machine shops--Colorado--Breckenridge--1910-1920.

    • [between 1910 and 1920?]
    • Intensive Care Unit

    • Intensive Care Unit

    • View of a room in the Intensive Care Unit at General Rose Memorial Hospital (Rose Medical Center) in Denver, Colorado. A cardiac monitor sits on a shelf next to a hospital bed. A blood pressure monitor is mounted on the wall. Sun shines through the...

    • General Rose Memorial Hospital (Denver, Colo.)--Facilities--1960-1970.; Intensive care units--Colorado--Denver--1960-1970.; Denver (Colo.)--1960-1970.; Hospitals--Colorado--Denver--1960-1970.; Interiors--Colorado--Denver--1960-1970.; Medical...

    • [between 1960 and 1970?]
    • Diagnostic equipment

    • Diagnostic equipment

    • Interior view of a room filled with medical diagnostic equipment at General Rose Memorial Hospital (Rose Medical Center) in Denver, Colorado. A large piece of equipment, probably an x-ray machine, is mounted on an examination table. A monitor,...

    • General Rose Memorial Hospital (Denver, Colo.)--Equipment & supplies--1960-1970.; Denver (Colo.)--1960-1970.; Hospitals--Colorado--Denver--1960-1970.; Interiors--Colorado--Denver--1960-1970.; Medical equipment &...

    • [between 1960 and 1970?]
    • Hydraulic, gold mining, Alder Gulch near Virginia City

    • Hydraulic, gold mining, Alder Gulch near Virginia City

    • Miners monitor the flow of water through hoses and sluice boxes in Alder Gulch, Madison County, Montana. Water from the top of the gulch and from a monitor nozzle erodes the soil of the hill.

    • Alder Gulch (Mont.)--1870-1880.; Madison County (Mont.)--1870-1880.; Expeditions & surveys--Montana--Madison County--1870-1880.; Hydraulic Mining--Montana--Madison County--1870-1880.; Miners (Mont.)--Montana--Madison County--1870-1880.;...

    • [1871]
    • East High spotlight: vol 29 no 13

    • East High spotlight: vol 29 no 13

    • Newspaper produced by East High School of Denver, Colorado. Included in the paper are photographs of students, articles on school events and sports.

    • East High School (Denver, Colo.)--Students--Writings.; East High School (Denver, Colo.)--Periodicals.; High schools--Colorado--Denver--Periodicals.; Public schools--Colorado--Denver.; High schools--Colorado--Denver.; East High School (Denver, Colo.)

    • 1943 May 27
    • Miners with monitor nozzle

    • Miners with monitor nozzle

    • Miners use a monitor nozzle at a Cottonwood Placer Company operation in Montrose County, Colorado.

    • Cottonwood Placer Company--1890-1900.; Montrose County (Colo.)--1890-1900.; Hydraulic mining--Colorado--Montrose County--1890-1900.; Mining--Colorado--Montrose County--1890-1900.

    • 1897 July 16
    • Sugar factory - Monte Vista

    • Sugar factory - Monte Vista

    • View of a sugar beet processing facility in Monte Vista (Rio Grande County) Colorado; features a smokestack, monitor roof, and a steel frame shed.

    • Monte Vista (Colo.)--1900-1920.; Industrial facilities--Colorado--Monte Vista--1900-1920.; Sugar industry--Colorado--Monte Vista--1900-1920.

    • [between 1900 and 1920?]
    • Holly Sugar Factory - Grand Junction

    • Holly Sugar Factory - Grand Junction

    • View of the Holly Sugar facility in Grand Junction (Mesa County), Colorado; shows brick buildings, a smokestack, and pigeons on the monitor roof.

    • Holly Sugar Corporation--Buildings--1920-1930.; Grand Junction (Colo.)--1920-1930.; Industrial facilities--Colorado--Grand Junction--1920-1930.; Sugar industry--Colorado--Grand Junction--1920-1930.

    • [between 1920 and 1930?]
    • Holly Sugar Factory - Grand Junction

    • Holly Sugar Factory - Grand Junction

    • View of the Holly Sugar facility in Grand Junction (Mesa County), Colorado; shows a smokestack, and concrete buildings with a monitor roof.

    • Holly Sugar Corporation--Buildings--1920-1930.; Grand Junction (Colo.)--1920-1930.; Industrial facilities--Colorado--Grand Junction--1920-1930.; Sugar industry--Colorado--Grand Junction--1920-1930.

    • [between 1920 and 1930?]
    • Holly Sugar Factory - Grand Junction

    • Holly Sugar Factory - Grand Junction

    • View of the Holly Sugar facility in Grand Junction (Mesa County), Colorado; shows sheds, a smokestack, and concrete buildings with a monitor roof.

    • Holly Sugar Corporation--Buildings--1920-1930.; Grand Junction (Colo.)--1920-1930.; Industrial facilities--Colorado--Grand Junction--1920-1930.; Sugar industry--Colorado--Grand Junction--1920-1930.

    • [between 1920 and 1930?]
    • Holly Sugar Factory - Grand Junction

    • Holly Sugar Factory - Grand Junction

    • View of the Holly Sugar facility in Grand Junction (Mesa County), Colorado; shows a smokestack and a brick building with a monitor roof.

    • Holly Sugar Corporation--Buildings--1920-1930.; Grand Junction (Colo.)--1920-1930.; Industrial facilities--Colorado--Grand Junction--1920-1930.; Sugar industry--Colorado--Grand Junction--1920-1930.

    • [between 1920 and 1930?]
    • Arc welding, Burkhardt Steel, Denver

    • Arc welding, Burkhardt Steel, Denver

    • Two men monitor equipment at the Burkhardt Steel Mill, 869 South Broadway, Denver, Colorado. Large turbines sit in the center of the room. A man with a clip board records information from a control panel. A man in overalls leans over a desk nearby.

    • Burkhardt Steel Mill (Denver, Colo.)--1930-1950.; Denver (Colo.)--1930-1950.; Interiors--Colorado--Denver--1930-1950.; Steel industry--Colorado--Denver--1930-1950.

    • [between 1930 and 1950?]
    • M.S.T. & T. Co. York office, baseball team

    • M.S.T. & T. Co. York office, baseball team

    • Members of the Mountain States Telephone and Telegraph Company, York office baseball team pose in a park probably in Denver, Colorado. The men stand in a line and wear striped socks, kickers, and jerseys with the letters "M. S. T. & T. Co." ...

    • Mountain States Telephone and Telegraph Company--People--1910-1920.; Denver (Colo.)--1910-1920.; Baseball players--Colorado--Denver--1910-1920.; Employees--Colorado--Denver--1910-1920.; Uniforms--Colorado--Denver--1910-1920.

    • [1917?]
    • M.S.T & T. main office baseball team

    • M.S.T & T. main office baseball team

    • Members of the Mountain States Telephone and Telegraph Company, main office baseball team pose in a park probably in Denver, Colorado. The men stand in a line and wear striped socks, knickers, and jerseys with the letters, "M. S. T. & T. Co." Caps...

    • Mountain States Telephone and Telegraph Company--People--1910-1920.; Denver (Colo.)--1910-1920.; Baseball players--Colorado--Denver--1910-1920.; Employees--Colorado--Denver--1910-1920.; Uniforms--Colorado--Denver--1910-1920.

    • 1917 April
    • M.S.T. & T. Co., Gallup office baseball team

    • M.S.T. & T. Co., Gallup office baseball team

    • Members of the Mountain State Telephone and Telegraph Company Gallup (later Zuni St.) office baseball team pose in a park probably in Denver. The stand in a line and wear striped socks, pinstripe uniforms with knickers and jerseys with the word...

    • Mountain States Telephone and Telegraph Company--People--1910-1920.; Denver (Colo.)--1910-1920.; Baseball players--Colorado--Denver--1910-1920.; Employees--Colorado--Denver--1910-1920.; Uniforms--Colorado--Denver--1910-1920.

    • 1917 April
    • M.S.T. & T. Co., south offices baseball team

    • M.S.T. & T. Co., south offices baseball team

    • Members of the Mountain States Telephone and Telegraph Company south office baseball team pose in a park probably in Denver, Colorado. The men wear striped socks and pinstriped uniforms with knickers and jerseys with the word "South" emblazoned...

    • Mountain States Telephone and Telegraph Company--People--1910-1920.; Denver (Colo.)--1910-1920.; Baseball players--Colorado--Denver--1910-1920.; Employees--Colorado--Denver--1910-1920.; Uniforms--Colorado--Denver--1910-1920.

    • 1917, April
    • Colorado Telephone Co. baseball team

    • Colorado Telephone Co. baseball team

    • 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...

    • 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
    • Placer mining

    • Placer mining

    • Men pose near monitor nozzles probably for a U.S. Gold Placers mining operation near the San Miguel River in Montrose County or San Miguel County, Colorado. Piles of large rocks anchor the nozzles and the water pipe that supplies the monitors.

    • Gold mining.; Hydraulic mining--1880-1890.; Miners.; Rivers.

    • [between 1880 and 1890?]
    • Placer mining La Belle, NM

    • Placer mining La Belle, NM

    • Miners use a hydraulic monitor nozzle at a placer mine operation in La Belle, New Mexico. Large rocks line a sluice nearby.

    • La Belle (N.M.)--1890-1910.; Hydraulic mining--New Mexico--La Belle--1890-1910.; Miners--New Mexico--La Belle--1890-1910.; Mining--New Mexico--La Belle--1890-1910.

    • [between 1890 and 1910?]
    • Hydraulic Mining

    • Hydraulic Mining

    • View of placer mining operations in probably Alder Gulch (Madison County), Montana. Men spray water at an embankment with monitor nozzles.

    • Alder Gulch (Madison County, Mont.)--1880-1900.; Madison County (Mont.)--1880-1900.; Gold mining--Montana--Madison County--1880-1900.; Hydraulic mining--Montana--Madison County--1880-1900.; Miners--Montana--Madison County--1880-1900.;...

    • [between 1880 and 1900?]
    • Nevadaville panorama

    • Nevadaville panorama

    • Middle image of a panoramic view of Nevadaville, Gilpin County, Colorado, shows frame and log dwellings, the Pozo Mill, tailings, a monitor roofed mining facility, tripods with pulleys and cables to move ore, neat stacks of firewood, and roads cut...

    • Nevadaville (Colo.)--1880-1890.; Quartz Hill (Colo.)--1880-1890.

    • 1888?
    • Nevadaville panorama

    • Nevadaville panorama

    • Middle right image of a panoramic view of Nevadaville, Gilpin County, Colorado, shows frame and log dwellings, Pozo Mill, tailings, a monitor roofed mining facility, square smokestacks and neat stacks of firewood. Men pose by a buckboard in the...

    • Nevadaville (Colo.)--1880-1890.; Quartz Hill (Colo.)--1880-1890.

    • 1888?
    • Nevadaville, Colo - early days alt. 9,000 - Gilpin Co.

    • Nevadaville, Colo - early days alt. 9,000 - Gilpin Co.

    • A man in a horse-drawn wagon climbs Quartz Hill above Nevadaville, Gilpin County, Colorado. The town shows beyond in a shallow valley with dwellings, commercial buildings, The Christ Church, school belfry, Odd Fellow's Building and mining...

    • Nevadaville (Colo.)--1870-1880.

    • [between 1870 and 1880?]
    • Colorado Portland Cement Co.

    • Colorado Portland Cement Co.

    • View of the Colorado Portland Cement Company, Portland, Fremont County, Colorado, with smokestacks, monitor roof and signs: "The Colorado Portland Cement Co. Manufacturers of Ideal Cement Lime & Plaster" and "Ideal Cement & Plaster Colorado...

    • Portland Cement Plant (Portland, Colo.)--1920-1930.; Portland (Colo.)--1920-1930.; Cement industries--Colorado--Portland--1920-1930.

    • [between 1924 and 1930?]
    • Sts. John, Colorado smelter

    • Sts. John, Colorado smelter

    • At Saints John, Summit County, Colorado, the smelter is comprised of frame and log buildings, a flume, and a masonry structure with a square stack. Smoke issues from a chimney on a monitor roof, firewood is piled throughout, and a round shed with a...

    • Saints John (Colo.)--1870-1880.; Mining--Colorado--Saints John--1870-1880.; Smelters--Colorado--Saints John--1870-1880.

    • [between 1870 and 1880?]
    • Rocky Mountain sugar factory

    • Rocky Mountain sugar factory

    • Reflection of the American Cystal Sugar Company factory, Rocky Ford, Otero County, Colorado, shows on foreground water. Smoke pours from stacks of the large sugar beet processing plant with hoppers, elevators and monitor roofed metal buildings.

    • American Crystal Sugar Company--1910-1920.; Rocky Ford (Colo.)--1910-1920.; Sugar industry--Colorado--Rocky Ford--1910-1920.

    • 1913
    • Green Mountain Mill Cunningham Gulch

    • Green Mountain Mill Cunningham Gulch

    • View of Green Mountain Mill in Cunningham Gulch, San Juan County, Colorado; shows a mine ore processing building with smokestacks and a monitor roof.

    • Green Mountain Mine (San Juan County, Colo.)--1930-1940.; San Juan County (Colo.)--1930-1940.; Mills--Colorado--San Juan County--1930-1940.; Mining--Colorado--San Juan County--1930-1940.

    • [between 1930 and 1940?]
    • Demolished building

    • Demolished building

    • View of (possibly) flood damage in Denver, Colorado; men and cars are by brick industrial buildings on Blake Street, including one with a monitor roof. Signs read: "American Forge Works, Oil Well Supplies."

    • Denver (Colo.)--1910-1930.; Buildings--Colorado--Denver--1910-1930.; Floods--Colorado--Denver--1910-1930.; Ruins--Colorado--Denver--1910-1930.

    • [between 1910 and 1930?]
    • Manhattan, Nev

    • Manhattan, Nev

    • View, from Mustang Hill, of Main Street, Manhattan, Nevada. Men and women walk on the dirt street. Wooden buildings, some with false fronts, line the street. Prominent signs read: "Pioneer Manhattan Insurance [?] Co." and "Painting". Tents dot the...

    • Manhattan (Nev.)--1900-1920.; Mining--Nevada--Manhattan--1900-1910.; Streets--Nevada--Manhattan--1900-1910.; Tents--Nevada--Manhattan--1900-1910.; Wooden buildings--Nevada--Manhattan--1900-1910.

    • [either 1905 or 1906]
    • Colorado placer mining

    • Colorado placer mining

    • Miners use a monitor or nozzle in a placer mine operation in Colorado. A sluice is nearby.

    • Hydraulic mining--Colorado--1860-1880.; Miners--Colorado--1860-1880.; Mining--Colorado--1860-1880.

    • [between 1865 and 1875]
    • Breckenridge

    • Breckenridge

    • In this view of Breckenridge, Colorado, looking northwest from atop Barney Ford Hill, the churches and the hose drying tower of Fireman's Hall are visible among the many buildings of the town. Mountains of the Ten Mile Range are in the background,...

    • Breckenridge (Colo.)--1890-1900.; Tenmile Range (Colo.)--1890-1900.

    • [between 1890 and 1899?]
    • Breckenridge

    • Breckenridge

    • In this view of Breckenridge, Colorado, looking southeast, frame dwellings and commercial buildings dot the scene. The Tonopa Shop with its monitor roof sits at the base of Barney Ford Hill and ruts lead up Illinois Gulch from the facility. Above...

    • Barney Ford Hill (Colo.)--1890-1900.; Breckenridge (Colo.)--1890-1900.

    • [between 1890 and 1899?]
    • Breckenridge, Colorado

    • Breckenridge, Colorado

    • View of Breckenridge, Colorado, looking northwest, includes the tracks of the Colorado and Southern Railroad in the foreground, with mine tailings and hydraulic dredge in a water filled pit. Dwellings and commercial buildings follow; one has an...

    • Breckenridge (Colo.)--1910-1920.; Mining--Colorado--Breckenridge--1910-1920.

    • [betwen 1910 and 1919?]
    • Keystone placer just below Telluride

    • Keystone placer just below Telluride

    • Keystone, a gold placer mine in San Miguel County, Colorado. A group of well-dressed men and women with a horse drawn wagon, stand on a hillside overlooking a mining operation. Water gushes out of a hydraulic nozzle (monitor) into a pit surrounded...

    • San Miguel County (Colo.)--1880-1890.; Gold mining--Colorado--San Miguel County--1880-1890.; Hydraulic Mining--Colorado--San Miguel County--1880-1890.; Mining--Colorado--San Miguel County--1880-1890.

    • [between 1880 and 1890?]
    • Alma, Colo. placer mining

    • Alma, Colo. placer mining

    • Miners work inside a gold placer mine pit with a hydraulic nozzle (monitor) and a crane, Summit County, Colorado.

    • Alma (Colo.)--1880-1890.; Gold mining--Colorado--Alma--1880-1890.; Hydraulic Mining--Colorado--Alma--1880-1890.; Mining--Colorado--Alma--1880-1890.

    • 1885
    • View of Gold Run pit

    • View of Gold Run pit

    • A miner uses a hydraulic nozzle (monitor) fitted with a rock counterbalance in the pit of the Gold Run Mine, a gold placer mine near Breckenridge, Summit County, Colorado.

    • Gold Run Mine (Breckenridge, Colo.); Breckenridge (Colo.)--1880-1890.; Gold miners--Colorado--Breckenridge--1880-1890.; Gold mining--Colorado--Breckenridge--1880-1890.; Hydraulic Mining--Colorado--Breckenridge--1880-1890.;...

    • [between 1880 and 1890?]

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