• Catalog Record

    Clay County, IA DOQ, digital orthophoto quadrangle data : US GEODATA / 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 19041." 1 computer laser optical disc ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1995
  • Catalog Record

    Humboldt County, IA DOQ, digital orthophoto quadrangle data : US GEODATA / 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.: 96-0018-E. "Mastered 10/95." "Monochrome 1-meter pixels"--Container insert. "ISO 9660. "FIPS code 19091." 1 computer laser optical disc ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1995
  • Catalog Record

    Hydrologic unit map--1974, State of Iowa. 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 1965. Edition of 1966." Includes text and table of hydrologic units. col. map 75 x 112 cm. fold. in envelope 30 x 24 cm.

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

    Keokuk County, IA DOQ, digital orthophoto quadrangle data : US GEODATA / 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." 1 computer laser optical disc ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1995
  • Catalog Record

    Sioux Falls, SD and Rock Rapids, IA Sioux Falls, SD : 43096, DRG, 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 or later. System requirements for DOS-based Aerial View Lite viewing software: graphics card which displays 256 colors with resolution of at least 640 x 480; mouse with mouse driver loaded; minimum of ...

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

    Linn County, IA DOQ, digital orthophoto quadrangle data : US GEODATA / 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.: 96-0022-E. "Mastered 10/95." "Monochrome 1-meter pixels"--Container insert. "ISO 9660." "FIPS code 19113." 1 computer laser optical disc ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1995
  • Catalog Record

    Geologic map index of Iowa, Catalog Record Only

    col. map 50 x 75 cm.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1948
  • Catalog Record

    Pottawattamie County, IA DOQ, digital orthophoto quadrangle data / 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. Title from disc label. Relief shown by contours and spot heights. "JPEG compressed data." "Mastered 10/95." "ISO 9660." "Monochrome 1-meter pixels"--Container insert. 1 computer laser optical disc : col. ; 4 3/4 in.

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

    State of Iowa. Base map with highways. Catalog Record Only

    col. map 74 x 112 cm.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1950
  • Catalog Record

    Water-resources investigations in Iowa, 1978 / Catalog Record Only

    Panel title. Includes text and tables. Includes bibliographies. Hydrologic-data station activities and investigations in progress in Iowa, as of March 1978 -- Flood-prone area maps completed in Iowa -- Average annual runoff, in inches -- Normal annual precipitation, in inches, 1941-70 -- Average discharge of the principal rivers -- Availability of ground water -- Surface water conductance -- Areas where water with the minimum ...

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

    Carroll County, IA DOQ, digital orthophoto quadrangle data : US GEODATA / 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.: 95-0026-E. "Mastered 4/95." "Monochrome 1-meter pixels"--Container insert. "ISO 9660." "FIPS code 19027." 1 computer laser optical disc ...

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1995
  • Catalog Record

    Transportation map of Iowa. Catalog Record Only

    Scale ca. 1:1,077,120; 1 in. represents approx. 17 miles. Shows transportation zones, trackage rights, principal stations, distances between rail intersections, major U.S., Interstate, and State highways, and navigable waterways. Includes "Index to railroads." col. map on sheet 44 x 56 cm.

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

    State of Iowa. Base map with highways and contours. Catalog Record Only

    col. map 75 x 112 cm.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1966
  • Catalog Record

    Transportation map of Iowa. Catalog Record Only

    Scale ca. 1:1,077,120; 1 in. represents approx. 17 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. map on sheet 44 x 56 cm.

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

    Van Buren County, IA DOQ, digital orthophoto quadrangle data : FIPS code 19177 : US GEODATA / 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. Shipping list no.: 95[i.e.]94-0042-E. "Mastered 8/94." "Monochrome 1-meter pixels"--Container insert. "ISO 9660, JPEG compressed data." 1 computer laser optical disc ; 4 3/4 in.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1994
  • Catalog Record

    Polk County, IA DOQ, digital orthophoto quadrangle data : FIPS code 19153 : US GEODATA / 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. Shipping list no.: 94-0011-E. "Mastered 2/94." "Monochrome 1-meter pixels"--Container insert. "ISO 9660, JPEG compressed data." 1 computer laser optical disc ; 4 3/4 in.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1994
  • Catalog Record

    State of Iowa. Base map. Catalog Record Only

    col. map 74 x 112 cm.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1950