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1by Pierce, Kenneth L. (Kenneth Lee)Subjects: “...Glacial epoch Yellowstone National Park....”
Published 1980
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2by Pierce, Kenneth L. (Kenneth Lee)Subjects: “...Glacial epoch Yellowstone National Park....”
Published 1979
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3by Pierce, Kenneth L. (Kenneth Lee)Subjects: “...Glacial epoch Wyoming Jackson Hole....”
Published 2018
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4by Colman, Steven M.Subjects: “...Glacial epoch Idaho McCall....”
Published 1983
Government Document Book