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  • Topographic map of Mesa Verde National Park : Montezuma County, Colorado /

    Relief shown by contours and spot heights. "Surveyed in 1910-1911." Oriented with north toward the upper right. LC copy: Stamped on 508B for copy 1; 437B for copy 2 in lower left ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1915
  • Topographic map of Mesa Verde National Park : Montezuma County, Colorado /

    Relief shown by contours and spot heights. "Surveyed in 1910-1911." "Partial revision in 1926 by Max J. Gleissner." Oriented with north toward the upper right. Includes inset showing "Railroad lines leading to ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1928
  • Catalog Record

    Park County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled in 1975-1976 from USGS 1:24,000 and 1:62,500-scale topographic maps dated 1942-1961. Colorado coordinate and UTM grids. Includes location map/sheet index, index to topographic maps, ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1975
  • Catalog Record

    Denver, Colorado photomap / Catalog Record Only

    "Center piece is color-infrared aerial photograph taken 2-26-75 from a U-2 aircraft by NASA." In upper margin: U.S. Geological Survey Centennial, 1879-1979. Includes location map and col. ill. "GPO: 1979-677-026/51." 1 map ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1979
  • Catalog Record

    Summit County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled in 1976-1978 from USGS 1:24,000-scale topographic maps dated 1957-1978. Colorado coordinate and UTM grids. Includes location map/sheet index, index to topographic maps, diagram, and ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1976
  • Catalog Record

    Cheyenne County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled from USGS 1:24,000-scale topographic maps dated 1969-1979. Map edited 1980. Colorado coordinate and UTM grids. Includes location map/sheet index, index to topographic maps, diagram, ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1980
  • Catalog Record

    Sedgwick County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. "Compiled in 1975 from USGS topographic maps dated 1952-1972." Colorado coordinate and UTM grids. Includes location map, index to topographic maps, diagram, and "Contour values." ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1975
  • Catalog Record

    Weld County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled from 1:24,000 and 1:62,500-scale maps dated 1949-1978. Partially revised from aerial photographs and from other official sources. Revised information not field checked. Map edited ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1978
  • Catalog Record

    Transportation map of Colorado. Catalog Record Only

    Scale ca. 1:1,330,560; 1 in. represents approx. 21 miles. Shows trackage rights, principal stations, distances between rail intersections, major U.S., Interstate, and State highways, and navigable waterways. Includes "Index to railroads." col. ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1975
  • Catalog Record

    Geologic map of Colorado / Catalog Record Only

    Scale 1:500,000. "Modified polyconic projection." Includes "Index map of Colorado showing principal sources of geologic data." Bibliography. 1 map : col. ; 95 x 129 cm. on 2 sheets 121 x 87 ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1935
  • Catalog Record

    Gilpin County, Colorado, 1:50,000-scale topographic map / Catalog Record Only

    Relief shown by contours and spot heights. "Compiled from USGS 1:24,000-scale topographic maps dated 1957-1972. Map edited 1980." Panel title. Title in upper and lower right margin: Gilpin County, Colorado. Colorado coordinate ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1980
  • Catalog Record

    Morgan County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled from USGS 1:24,000-scale topographic maps dated 1950-1978. Map edited 1979-1980. Colorado coordinate and UTM grids. Includes location map/sheet index, index to topographic maps, diagram, ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1979
  • Catalog Record

    Phillips County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. "Compiled in 1975 from USGS 1:24,000-scale topographic maps dated 1961-1972." Colorado coordinate and UTM grids. Includes location map index to topographic maps, diagram, and "Contour ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1975
  • Catalog Record

    Clear Creek County, Colorado, 1:50,000-scale topographic map / Catalog Record Only

    Relief shown by contours and spot heights. "Compiled from USGS 1:24,000-scale topographic maps dated 1957-1972. Map edited 1980." Panel title. Title in upper and lower right margin: Clear Creek County, Colorado. Colorado ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1980
  • Catalog Record

    Yuma County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled from USGS 1:24,000-scale topographic maps dated 1961-1978. Map edited 1980. Colorado coordinate and UTM grids. Includes location map/sheet index, index to topographic maps, diagram, ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1980
  • Catalog Record

    Normal annual precipitation for Colorado, in inches, 1931-1960 / Catalog Record Only

    Relief shown by contours and spot heights. "Compiled from U.S. Department of Commerce, Environmental Sciences Services Administration, Weather Bureau map, Normal annual precipitation, normal May-September precipitation 1931-1960." 1 map ; 94 x ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1982
  • Catalog Record

    Garfield County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled in 1975 from USGS 1:24,000-scale topographic maps dated 1952-1974. Colorado coordinate and UTM grids. Includes location map/sheet index, index to topographic maps, diagram and ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1975
  • Catalog Record

    Glenwood Springs, CO and Carbondale, CO Leadville, CO : 39107, digital raster graphic data / Catalog Record Only

    System requirements: IBM compatible PC 80386 or higher; 4 MB of RAM (8 MB recommended); 16 MB of hard drive space; Microsoft Windows 3.1 (optional); CD ROM player and Microsoft Extensions 2.0 ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1996
  • Catalog Record

    Mineral County, Colorado / Catalog Record Only

    Relief shown by contours and spot heights. Compiled from USGS 1:24,000 and 1:62,500-scale topographic maps dated 1957-1973. Partially revised from aerial photographs taken 1973 and 1976 and from other official sources. Revised ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1978
  • Catalog Record

    Mesa Verde National Park, Colorado. Catalog Record Only

    Scale 1:24,000. "Polyconic projection. 1927 North American datum." "Contour interval 40 feet." Includes "Index to 7.5 minute maps" and location map. col. map 103 x 126 cm.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1969