The Laramie flora of the Denver basin : with a review of the Laramie problem /

Bibliographic Details
Main Author:	Knowlton, Frank Hall, 1860-1926
Format:	Government Document Book
Language:	English
Published:	Washington : Govt. Print. Off, 1922.
Series:	Professional paper (Geological Survey (U.S.)) ; 130.
Subjects:	Paleobotany. Geology, Stratigraphic > Cretaceous.

Description
Item Description:	At head of title: Department of the interior.
Physical Description:	iv, 175 pages : XXVIII plate, tables. ; 29 cm.