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    • Creator Department of the Interior, U.S. Geographical and Geological Survey of the Rocky Mountain Region
    • Date 1877-1893
    • Series
      • Library of American civilization ; LAC 23098-103
    • Creator Geological Survey (U.S.). Geographical and Geological Survey of the Rocky Mountain Region (U.S.) Geographical Surveys West of the 100th Meridian (U.S.) Geological and Geographical Survey of the Territories (U.S.) United States. Department of the Interior
    • Series
      • Contributions to stratigraphy
      • Geological Survey bulletin ; 1457-A