Biodiversity Heritage Library
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. (Otto Emery), - Carnegie Museum.
Publication info: Pittsburgh :Published by the authority of the Board of Trustees of the Carnegie Institute,
Holding Institution: Harold B. Lee Library (archive.org)