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  • [Heezen-Tharp collection].

    Consists of a wide variety of materials relating to an effort to map ocean floors carried out by the Lamont-Doherty Earth Science Observatory of Columbia University. This work was accomplished by geologist ...

    • Original Format: Maps
    • Date: 1957
  • [CIA terrain board collection].

    The collection consists of 34 groups of manuscript terrain maps of various regions of the world, prepared using Swiss "ridge and valley" techniques by the Central Intelligence Agency's terrain specialists. The base ...

    • Contributor: United States. Central Intelligence Agency
    • Original Format: Maps
    • Date: 1958
  • Chart of limits of seas and oceans.

    Map shows locations of bags, seas, straits, and oceans. Includes indexes by alphabet and number to the bodies of water. Available also through the Library of Congress Web site as a raster ...

    • Contributor: Aeronautical Chart and Information Center (U.S.)
    • Original Format: Maps
    • Date: 1953
  • Mapamondi.

    Relief and depths shown pictorially. Title from first word of descriptive text on first facsim. leaf. Available also through the Library of Congress Web site as a raster image. In Catalan; introd.; ...

    • Contributor: Cresques, Abraham
    • Original Format: Maps
    • Date: 1959