Biodiversity Heritage Library
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By "Jennings, Otto E. (Otto Emery), 1877-"
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,
Contributed by: Harold B. Lee Library (archive.org)