Research Catalog

  • Marine geologic map of the Puerto Rico insular shelf : Guánica to Ponce area / U.S. Department of the Interior, U.S. Geological Survey ; by Juan L. Trías ; prepared in cooperation with the Commonwealth of Puerto Rico, Department of Natural Resources.

    • Cartographic
    • 1991
    • 1 Item
    FormatCall NumberItem Location
    Cartographic MapOff-site
  • Maps showing characteristics of the Escollo de Arenas sand and gravel deposit, Vieques Island, Puerto Rico / Department of the Interior, U.S. Geological Survey ; by Rafael W. Rodriguez and Juan L. Trias ; prepared in cooperation with the Commonwealth of Puerto Rico, Department of Natural Resources.

    • Cartographic
    • Reston, Va. : The Survey ; Denver, CO : For sale by Map Distribution, 1989.
    • 1989
    • 1 Item
    FormatCall NumberItem Location
    Cartographic MapOff-site
  • Maps showing characteristics of the Isabela offshore sand deposit, northwestern Puerto Rico / Department of the Interior, U.S. Geological Survey ; by Juan L. Trias ; prepared in cooperation with the Commonwealth of Puerto Rico, Department of Natural Resources.

    • Cartographic
    • Reston, Va. : The Survey ; Denver, CO : For sale by Map Distribution, 1990.
    • 1990
    • 1 Item
    FormatCall NumberItem Location
    Cartographic MapOff-site

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