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Results 1 - 25 of 84

  • Catalog Record

    Hydrologic unit map--1974, State of Maine. Catalog Record - Electronic Resource Available

    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 1974." Base map "Compiled in 1958. Edition of 1960." Includes text and table of hydrologic units. Available also through the Library of Congress Web site as a raster image. AACR2

    • Contributor: Geological Survey (U.S.) - Water Resources Council (U.S.)
    • Original Format: Maps
    • Date: 1974
  • Catalog Record

    Water-resources investigations in Maine, 1978 / Catalog Record - Electronic Resource Available

    Panel title. Includes text and tables. Includes bibliographies. Available also through the Library of Congress Web site as a raster image.

    • Contributor: Geological Survey (U.S.) - Maine. Public Utilities Commission
    • Original Format: Maps
    • Date: 1978
  • Catalog Record

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

    Panel title. Includes text and tables. Text on verso. Includes bibliographies.

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

    1:200,000-scale Digital Line Graph (DLG) data US GeoData, optional format, conterminous United States plus Hawaiian islands. Catalog Record Only

    System requirements: IBM PC-XT or compatible computer; MS-DOS 3.1 or later, 640KB memory; EGA monitor and display card; CD-ROM reader using Microsoft Extensions, version 2.0 or later. Title from jewel case. "Mastered: 7/95."

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

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

    Panel title. Includes text and tables. Includes bibliographies.

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

    Hydrologic unit map, 1974, State of North Dakota. Catalog Record Only

    Scale 1:500,000; 1 in. equals approx. 8 miles. "Lambert conformal conic projection, standard parallels 330 and 450." Relief shown by spot heights. "Base map drainage modified in 1974." Base map "Compiled in 1961. Edition of 1963." Includes text and table of hydrologic units. AACR2

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

    Hydrologic unit map--1974, State of Florida. Catalog Record Only

    Scale 1:500,000; 1 in. equals approx. 8 miles. "Lambert conformal conic projection based on standard parallels 330 and 450." Relief shown by spot heights. "Base map drainage modified in 1974." Base map "Compiled in 1966. Edition of 1967." Includes text, table of hydrologic units, and inset. AACR2

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

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

    Panel title. Includes text and tables. Text on verso. Includes bibliographies.

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

    Water-resources investigations in Ohio, 1977 / Catalog Record Only

    Panel title. Includes text and tables. Includes bibliographies.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

    Hydrologic unit map--1974, State of New Mexico. 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 1967. Edition of 1973." Includes text and table of hydrologic units. AACR2

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

    Hydrologic unit map--1974, State of Montana. 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 tables of hydrologic units. AACR2

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

    Water-resources investigations in Missouri, 1976 / Catalog Record Only

    Panel title. Includes text and tables. Includes bibliographies.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

    Hydrologic unit map--1974, State of Minnesota. Catalog Record Only

    Scale 1:500,000; 1 in. equals approx. 8 miles. "Lambert conformal conic projection based on standard parallels 330 and 450." Relief shown by spot heights. "Base map drainage modified in 1974." Base map "Compiled in 1963. Edition of 1965." Includes text and table of hydrologic units. AACR2

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

    Water-resources investigations in Vermont, 1977 / Catalog Record Only

    Panel title. Includes text and tables. Includes bibliographies.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

    Hydrologic unit map--1974, State of Alaska. Catalog Record Only

    Scale 1:2,500,000; 1 in. equals approx. 40 miles. Relief shown by spot heights. "Modified transverse Mercator projection." "Compiled from the Geological Survey Alaska topographic maps, scale 1:250,000 and other official sources." Includes text, table of hydrologic units, and inset of the Aleutian Islands. AACR2

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

    Water-resources investigations in Utah, 1977 / Catalog Record Only

    Panel title. Includes text, tables, and table of "Fluctuation of water surface and dissolved-solids content of Great Salt Lake." Includes bibliographies.

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

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

    Panel title. Filing title at upper right of title panel: Connecticut, 1978. Includes text, notes, and statistical tables. Bibliography. "W79081."

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

    Hydrologic unit map--1974, State of Utah. 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 1958. Edition of 1959." Includes text and table of hydrologic units. AACR2

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

    Water-resources investigations in Illinois, 1977 / Catalog Record Only

    Panel title. Includes text and tables. Includes bibliographies.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

    Hydrologic unit map--1974. State of Missouri. Catalog Record Only

    Scale 1:500,000; 1 in. equals approx. 8 miles. "Base map drainage modified in 1974." Base map "Compiled in 1969. Revised in 1973." "Lambert conformal conic projection based on standard parallels 330 and 450." Relief shown by spot heights. Includes text and table of hydrologic units. AACR2

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

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

    Panel title. Includes text and tables. Includes bibliographies.

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

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

    Panel title. Includes text and tables. Text on verso. Includes bibliographies.

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

    Hydrologic unit map--1974, State of Arkansas. 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 1974." Includes text and indexed table of hydrologic units. AACR2

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

    Water-resources investigations in South Carolina, 1977 / Catalog Record Only

    Panel title. Includes text and tables. Includes bibliographies.

    • Contributor: Geological Survey (U.S.)
    • Original Format: Maps
    • Date: 1977
  • Catalog Record

    Hydrologic unit map--1974, State of Kansas. Catalog Record Only

    Scale 1:500,000; 1 in. equals approx. 8 miles. "Lambert conformal conic projection, standard parallels 330 and 450." Relief shown by spot heights. "Base map drainage modified 1974." Base map "Compiled in 1961. Edition of 1963." Includes text and table of hydrologic units. AACR2

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