Fossil plants from the beds of volcanic ash near Missoula, western Montana
By: by O.E. Jennings.
Contributors: Carnegie Museum.
Series: Memoirs of the Carnegie Museum -- vol.8, no.2
Publisher: Published by the authority of the Board of Trustees of the Carnegie Institute
Published: 1920
Place of publication: Pittsburgh
Number of pages: 450
Subjects: Paleobotany -- Montana -- Missoula.