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  • All fields: Clear Creek County (Colo.)--1970-1980.
(15 results)



Display: 50

    • The Sawtooth and Mt. Bierstadt from the summit of Guanella Pass

    • View of the The Sawtooth, a rock arret (ridge), and Mount Bierstadt near Guanella pass in Clear Creek County, Colorado. Patches of snow are on the ground.
    • Bierstadt, Mount (Colo.)--1970-1980.; Clear Creek County (Colo.)--1970-1980.; Guanella Pass (Colo.)--1970-1980.; Sawtooth, The (Colo.)--1970-1980.; Mountains--Colorado--Clear Creek County--1970-1980.; Passes (Landforms)--Colorado--Clear Creek...
    • [between 1975 and 1980?]
    • Chicago Lakes, Hell's Hole Trail

    • A hiker treks on Hells Hole Trail near Chicago Lakes in the Mount Evans Wilderness in Clear Creek County, Colorado. Shows a valley, small bodies of water and probably the summit of Mount Evans in the distance.
    • Mount Evans Wilderness (Colo.)--1970-1980.; Evans, Mount (Colo.)--1970-1980.; Clear Creek County (Colo.)--1970-1980 .; Lakes & ponds.; Trails & paths.; Hiking.; Lakes--Colorado--Mount Evans Wilderness--Pictorial works.;...
    • ca. 1975
    • Dr. Larry Brown, kneeling, explains the growth processes of experimental grass seed mixture at the...

    • Dr. Larry Brown demonstrates to his co-workers the growth processes of an experimental mixture of grass seed using crushed rock, wood chips, and dried sludge during the reclamation of the Urad mine site, Clear Creek County, Colorado.
    • Henderson Mine (Clear Creek County, Colo.)--People--1970-1980.; Clear Creek County (Colo.)--1970-1980.; Mining--Colorado--Clear Creek County--1970-1980.; Reclamation of land--Colorado--Clear Creek County--1970-1980.; Brown, Larry.
    • [between 1975 and 1980]
    • These huge boilers at the Henderson Mine heat water for surface domestic heat

    • A technician stands near a group of horizontal tubular boilers at the Henderson Mine in Clear Creek County, Colorado. Signs on the boilers read: "Cleaver Brooks".
    • AMAX, Inc.--Branches, chapters, etc.--1970-1980.; Clear Creek County (Colo.)--1970-1980.; Henderson Mine (Colo.)--1970-1980.; Boilers--Colorado--Clear Creek County--1970-1980.; Mining--Colorado--Clear Creek County--1970-1980.
    • [between 1976 and 1980]
    • Dedication of the Henderson Mine site commemorated initial production that month after $500...

    • A group of spectators look on as a man gives a speech at the commemoration of production that month after a 500 million dollar investment at the Henderson Mine, Clear Creek, Colorado.
    • AMAX, Inc.--Branches, chapters, etc.--1970-1980.; Clear Creek County (Colo.)--1970-1980.; Henderson Mine (Colo.)--1970-1980.; Meetings--Colorado--Clear Creek County--1970-1980.; Mining--Colorado--Clear Creek County--1970-1980.; Public...
    • July, 1976
    • Foundation, Conqueror bd. hs.

    • View of the stone foundation of the Conqueror Mines boarding house near Empire in Clear Creek County, Colorado. Mountains are in the distance.
    • Clear Creek County (Colo.)--1970-1980.; Conqueror Mines (Clear Creek County, Colo.)--1970-1980.; Foundations--Colorado--Clear Creek County--1970-1980.; Lodging houses--Colorado--Clear Creek County--1970-1980.; Ruins--Colorado--Clear Creek...
    • 1978
    • The Urad reclamation starts to take shape

    • View of the reclamation area, in its early stages, at the Urad mine site, Clear Creek County, Colorado. The mine, dam, and mill are in the distance.
    • Clear Creek County (Colo.)--1970-1980.; Urad Mine (Clear Creek County, Colo.)--1970-1980.; Mining--Colorado--Clear Creek County--1970-1980.; Reclamation of land--Colorado--Clear Creek County--1970-1980.
    • [between 1970 and 1980]
    • An aerial view of the restabilization of the Urad reclamation

    • Two dump trucks are parked in the reclamation area at the Urad mine site, Clear Creek County, Colorado. Crushed rock from the Henderson mine was hauled here and used as tailings cover and substrate for vegetation. The mill is in the background.
    • Clear Creek County (Colo.)--1970-1980.; Urad Mine (Clear Creek County, Colo.)--1970-1980.; Mining--Colorado--Clear Creek County--1970-1980.; Reclamation of land--Colorado--Clear Creek County--1970-1980.
    • [between 1970 and 1980]
    • 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]
    • Reclaimed and seeded tailings offset the Urad Mill

    • View shows the reclamation efforts, using seeded tailings, at the Urad mine, Clear Creek County, Colorado. The mill is in the distance.
    • Clear Creek County (Colo.)--1970-1980.; Mills--Colorado--Clear Creek County--1960-1980.; Mining--Colorado--Clear Creek County--1960-1980.; Reclamation of land--Colorado--Clear Creek County--1960-1980.
    • [between 1963 and 1974]

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