Title: Illustrations of cretaceous and tertiary plants of the western territories of the United States.
Authors: Newberry, J. S. 1822-1892.; Hayden, F. V. 1829-1887; Geological and Geographical Survey of the Territories (U.S.)
Publisher: Govt. Print. Off.,
Year: 1878
Subjects: Paleobotany Pictorial works.; Paleobotany Pictorial works.; Paleobotany West (U.S.) Pictorial works.