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  • Map
    Keokuk County, IA DOQ, digital orthophoto quadrangle data : US GEODATA /
    Keokuk County, Iowa 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.: 96-0016-E. "Mastered 10/95." "Monochrome 1-meter pixels"--Container insert. "ISO 9660." "FIPS code 19107." FFD. 8 coded a temporarily. ...
    • Contributor: Geological Survey (U.S.)
    • Date: 1995
  • Map
    Keokuk County, Iowa : 1:100 000-scale topographic map / Catalog Record Only Relief shown by contours and spot heights. "Compiled from USGS 1:24 000-scale topographic maps dated 1965-1980 ... Planimetry revised from aerial photographs taken 1978 ... Map edited 1986." Alternate title: Keokuk Co., Iowa. Includes location map/sheet index, index to topographic maps, location map, and meters/feet conversion table. "41092-C2-CF-100." ARP
    • Contributor: Geological Survey (U.S.)
    • Date: 1986