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  • All fields: bulldozer
(38 results)



Display: 50

    • Dr. Donald F. Hornig

    • Men, one in a suit, sit on a bulldozer at the University of Colorado at Boulder. A dump truck is next to them, in the same hole, with air horns on its roof and lettering on the radiator: "White." Semi-truck containers, buildings, trees, and cars...
    • University of Colorado (Boulder campus)--1960-1970.; Boulder (Colo.)--1960-1970.; Ground breaking ceremonies--Colorado--Boulder--1960-1970.
    • [between 1963 and 1968?]
    • Denver Technological Center

    • A grader and a bulldozer move over the dirt at the Denver Technological Center (Tech Center), under construction south of Denver, Colorado.
    • Denver (Colo.)--1960-1980.; Bulldozers--Colorado--Denver--1960-1980.; Business districts--Colorado--Denver--1960-1980.; Graders (Earthmoving machinery)--Colorado--Denver--1960-1980.; Real estate development--Colorado--Denver--1960-1980.
    • [between 1963 and 1975?]
    • Building demolition

    • View of a partially demolished building at 1331 Broadway (future site of the Denver Public Library) in the Civic Center neighborhood of Denver, Colorado. A bulldozer is nearby. A sign reads: "Weicker Moving & Storage Packing & Shipping."
    • Denver Public Library--1950-1960.; Civic Center (Denver, Colo. : Neighborhood)--1950-1960.; Denver (Colo.)--1950-1960.; Buildings--Colorado--Denver--1950-1960.; Demolition--Colorado--Denver--1950-1960.
    • 1953 December 2
    • The primary crusher pit begins to take shape.

    • Construction site of the primary crusher pit at the Henderson Mine and mill in Empire, Clear Creek County, Colorado. Shows: trucks, bulldozer, and a round foundation.
    • Empire (Colo.)--1980-1990.; Henderson Mine (Clear Creek County, Colo.)--1980-1990.; Digging--Colorado--Empire--1980-1990.; Excavation--Colorado--Empire--1980-1990.; Mining--Colorado--Empire--1980-1990.
    • September 6, 1980
    • Derailment near Coal Creek Canyon

    • Workmen in hard hats stand near tracks and wrecked Denver and Rio Grande Western freight cars near Coal Creek Canyon in Jefferson County, Colorado. Shows the underside and wheels of a freight car. A bulldozer is near locomotive number "3028" on the...
    • Denver and Rio Grande Western Railroad Company--1960-1970.; Coal Creek Canyon (Jefferson County, Colo.)--1960-1970.; Jefferson County (Colo.)--1960-1970.; Bulldozers--Colorado--Jefferson County--1960-1970.; Railroad accidents--Colorado--Jefferson...
    • 1969 July 19
    • Crushed rock is dumped and leveled over Urad Mine tailings to provide a firm base for reclamation

    • View of a bulldozer leveling the reclamation area of the Urad mine site, Clear Creek County, Colorado. The mill and tailings pond are in the background.
    • Clear Creek County (Colo.)--1970-1980.; Urad Mine (Clear Creek County, Colo.)--1970-1980.; Bulldozers--Colorado--Clear Creek County--1970-1980.; Mining--Colorado--Clear Creek County--1970-1980.; Reclamation of land--Colorado--Clear Creek...
    • [between 1970 and 1980]
    • Crushed rock is dumped and leveled over Urad Mine tailings to provide a firm base for reclamation

    • A bulldozer stands by as a dump truck dumps crushed rock used for leveling the reclamation area of the Urad mine site, Clear Creek County, Colorado.
    • Clear Creek County (Colo.)--1970-1980.; Urad Mine (Clear Creek County, Colo.)--1970-1980.; Bulldozers--Colorado--Clear Creek County--1970-1980.; Dump trucks--Colorado--Clear Creek County--1970-1980.; Mining--Colorado--Clear Creek...
    • [between 1970 and 1980]
    • Unidentified (possibly Georgetown or Black Hawk)

    • View of Gregory Lode, Eureka Street, Blackhawk, Colorado. A flat-bed trailer and a bulldozer are near the bottom of the cut.
    • Blackhawk (Colo.)--1940-1970.; Mining--Colorado--Blackhawk--1940-1970.
    • [between 1940 and 1970]
    • Engineer Mt. Cat pulling Jeep through

    • A bulldozer is pulling a Jeep up a four-wheel drive road that cuts through a snow bank on Engineer Mountain in the San Juan Mountains (Ouray County), Colorado.
    • Colorado--1940-1950.; San Juan Mountains (Colo. and N.M.)--1940-1950.; Mountains--Colorado--Ouray County--1940-1950.; Towing--Colorado--Ouray County--1940-1950.
    • 1949
    • Building bypass road in mined farm field, near Rocca di Roffeno

    • Approximately thirty men at work examining the ground for mines, or taping out a new road; bulldozer is in background; possibly the Tenth Mountain Division's 126th Engineers building a bypass road in an area believed to be heavily mined. According...
    • Mines (Warfare)--Italy--1940-1950.; Soldiers--American--Italy--1940-1950.; United States. Army. Mountain Division, 10th.; World War, 1939-1945--Campaigns--Italy.
    • [April 1945]
    • Index to Colorado Mining Directory: First Edition 1883

    • Index to mines within Colorado. Information is arranged alphabetically by Mine name, with the county it is located in.
    • Mines and mineral industries--Colorado--Directories.; Mines and mineral resources--Colorado--Directories.;
    • 1883
    • 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

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