Search Maps

  • Map
    Will County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1980-1984 ... Map edited 1986." Alternate title: Will Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "88041-E1-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1986
  • Map
    Macon County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1980-1984 ... Map edited 1987." Alternate title: Macon Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "39088-G8-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1988
  • Map
    Carroll County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps dated 1934-1983 ... Map edited 1986." Alternate title: Carroll Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "42089-A8-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1986
  • Map
    Richland County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1981-1985 ... Map edited 1987." Alternate title: Richland Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "38087-F1-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1987
  • Map
    Hancock County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1988 ... Map edited 1989." Alternate title: Hancock Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "40091-D2-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1989
  • Map
    Racine (west), WI-IL , 1 ̊x 2 ̊quadrangle flown 7/91, west look /
    SLAR, side-looking airborne radar, Racine (west), WI-IL Catalog Record Only
    Contains digital files of the SLAR data strips of Racine (west), WI-IL, collected November 1991.
    • Contributor: Geological Survey (U.S.)
    • Date: 1991
  • Map
    Chicago and vicinity /
    Chicago and vicinity, Ill.-Ind | Chicago and vicinity, Illinois Catalog Record Only
    Relief shown by contours and spot heights. Depths shown by contours and soundings. "Red tint indicates areas in which only landmark buildings are shown." "Contour interval 5 feet. Datum is mean sea level. Depth curves and soundings in feet ; datum is low water 578.5 feet." Index map in lower margin of each sheet. "1927 North American datum." "Compiled in 1966 ..."
    • Contributor: Geological Survey (U.S.)
    • Date: 1968
  • Map
    State of Illinois : base map with highways /
    Illinois Catalog Record Only
    "Compiled in 1970." Relief shown by spot heights. Includes "Population key." "39089-G6-SP-500."
    • Contributor: Geological Survey (U.S.)
    • Date: 1987
  • Map
    Clark Co. Ill. : N3909-W8731 / Catalog Record Only "Compiled from USGS 1:24 000 and 1:62 500-scale topographic maps ... Planimetry revised from aerial photographs taken 1975-1977 ... Map edited 1980."
    • Contributor: Geological Survey (U.S.)
    • Date: 1980
  • Map
    Map of flood-prone areas : [Illinois] / Catalog Record Only Relief and depths shown by contours. Quadrangle and sheet title in upper and lower right corner. Some blue line print. Includes various issues of some sheets. Some sheets include location map. Includes notes.
    • Contributor: Geological Survey (U.S.)
    • Date: 1969
  • Map
    Hydrologic unit map--1974, State of Illinois. Catalog Record Only Scale 1:500,000; 1 in. equals approx. 8 miles. Relief shown by spot heights. "Lambert conformal conic projection based on standard parallels 33⁰ and 45⁰." "Base map drainage modified in 1974." Base map "Compiled in 1970. Edition of 1972." Includes text and table of hydrologic units. AACR2
    • Contributor: Geological Survey (U.S.)
    • Date: 1975
  • Map
    [Name of] quadrangle, Illinois : 7.5 minute series (topographic) Catalog Record Only Relief shown by contours and spot heights. Contour interval: 5 feet to 10 feet. Available also through the Library of Congress web site as a raster image. Electronic reproduction. Washington, D.C. : Geography & Maps Division, Library of Congress, 2012. Mode of access: World Wide Web. Reproduction made from a copy owned by: U.S. Army. "National geodetic vertical datum of 1929." "North American datum ...
    • Contributor: Geological Survey (U.S.) - Illinois State Geological Survey
    • Date: 1970
  • Map
    Marshall County, IL DOQ digital orthophoto quadrangle data : US GEODATA /
    Marshall County, Illinois Catalog Record Only
    System requirements: An 80386 IBM compatible computer with MS-DOS version 3.1 or later, and 640K of RAM, and a CD-ROM reader using Microsoft Extensions, version 2.0 or later. Relief shown by contours and spot heights. Title from disc label. JPEG compressed data image files. Shipping list no.: 96-0042-E. "Mastered 4/96." "Monochrome 1-meter pixels"--Container insert. "ISO 9660." "FIPS code 17123." FFD. 8 coded a temporarily ...
    • Contributor: Geological Survey (U.S.)
    • Date: 1996
  • Map
    St. Louis, Missouri and southern Illinois.
    NASA (ERTS-1) Earth Resources Technology Satellite Catalog Record Only
    "National Aeronautics and Space Administration image." "NASA ERTS E-1071-16104 01." "This 'false-color' composite was made from multispectral imagery taken by NASA's Earth Resources Technology Satellite (ERTS-1) from an altitude of 915 kilometers (570 miles) on October 2, 1971." Text on verso.
    • Contributor: Geological Survey (U.S.)
    • Date: 1973
  • Map
    Randolph County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1981-84 ... Map edited 1988." Alternate title: Randolph Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "37089-H7-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1988
  • Map
    Brown County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1978-82 ... Map edited 1987." Alternate title: Brown Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "39090-H7-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1987
  • Map
    Bureau County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1983-84 ... Map edited 1988." Alternate title: Bureau Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "41089-C4-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1989
  • Map
    Ogle County, Illinois : 1:100 000-scale metric topographic map / Catalog Record Only Relief shown by contours and spot heights. Panel title. Filing title: Ogle Co., Ill. "Compiled from USGS 1:24 000-scale topographic maps dated 1968-1983 ... planimetry revised from aerial photographs taken 1988 ... map edited 1992." Includes "Location diagram" and "Index to 1:24 000-scale maps." Designed to be folded to 23 x 11 cm. "42089-A3-CM-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1992
  • Map
    Adams County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1985 ... Map edited 1986." Alternate title: Adams Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "39091-H4-CM-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1987
  • Map
    La Salle County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1983-1984 ... Map edited 1986." Alternate title: La Salle Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "41088-C7-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1986
  • Map
    Alexander County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1980-82 ... Map edited 1987." Alternate title: Alexander Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "37089-A2-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1987
  • Map
    Woodford County, Illinois : 1:100 000-scale metric topographic map / Catalog Record Only Relief shown by contours and spot heights. "Compiled from USGS 1:24 000-scale topographic maps dated 1949-1983 ... Planimetry revised from aerial photographs taken 1983-1988 ... Map edited 1991." Alternate title: Woodford Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "40089-F3-CM-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1991
  • Map
    Knox County, Illinois : 1:100 000-scale metric topographic map /
    Knox Co., IL Catalog Record Only
    Relief shown by contours and spot heights. Panel title. "Compiled from USGS 1:24 000-scale topographic maps dated 1974-1992 ... Planimetry revised from aerial photographs taken 1993 ... Map edited 1995." Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "40090-H3-CM-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1995
  • Map
    Franklin County, Illinois : 1:100 000-scale planimetric map / Catalog Record Only "Compiled from USGS 1:24 000-scale topographic maps ... Planimetry revised from aerial photographs taken 1982-1984 ... Map edited 1987." Alternate title: Franklin Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "37088-H8-PL-100."
    • Contributor: Geological Survey (U.S.)
    • Date: 1988
  • Map
    1:100 000-scale metric topographic map of Sangamon County, Illinois / Catalog Record Only Relief shown by contours and spot heights. "Compiled from USGS 1:24 000-scale topographic maps dated 1961-1981 ... Map edited 1981." Alternate title: Sangamon Co., Ill. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "N3930-W8912."
    • Contributor: Geological Survey (U.S.)
    • Date: 1981