Additions to some fossil floras of the western United States /

Bibliographic Details
Main Author:	Brown, Roland W. (Roland Wilbur), 1893-1961
Format:	Government Document Book
Language:	English
Published:	Washington : Govt. Print. Office, 1937.
Series:	Professional paper (Geological Survey (U.S.)) ; 186-J. Shorter contributions to general geology ; 1936.
Subjects:	Paleobotany > West (U.S.)

Evans: US Documents (Annex 5th floor)