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  1. 1

    Geologic map of Oregon by Geological Survey (U.S.)

    Published: Department of the Interior, United States Geological Survey, 1969
    Description: 1 map : color ; 24 x 32 cm, on sheet 36 x 66 cm.
    Government Document Map
  2. 2

    Database for the preliminary geologic map of the Mount Hood 30- by 60-minute quadrangle, north Cascade Range, Oregon by Ma, Lina

    Published: U.S. Department of the Interior, U.S. Geological Survey, 2014
    Description: 1 online resource (1 map) : color + 1 user's guide ([6] pages).
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    Government Document Map
  3. 3

    Under trees and water at Crater Lake National Park, Oregon

    Published: U.S. Department of the Interior, U.S. Geological Survey, 2012
    Description: 1 online resource (1 map) : color.
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    Government Document Map
  4. 4

    Geologic map of the Three Sisters volcanic cluster, Cascade Range, Oregon Revised August 13, 2013.

    Published: U.S. Department of the Interior, U.S. Geological Survey, 2013
    Description: 1 online resource (1 map) : color + 1 pamphlet (107 pages) + 1 data sheet.
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    Government Document Map