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  1. Fossil plants from the beds of volcanic ash near Missoula, western Montana / by O.E. Jennings.
    By: Jennings, Otto E. - Carnegie Museum.
    Publication info: Pittsburgh :Published by the authority of the Board of Trustees of the Carnegie Institute,[1920]
    Contributed by: Harold B. Lee Library (archive.org)
    Subjects: Missoula  Montana  Paleobotany  
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