The national parks portfolio /

Bibliographic Details
Corporate Author:	United States. National Park Service
Other Authors:	Story, Isabelle F. (Isabelle Florence), 1888-1970, Yard, Robert Sterling, 1861-1945
Format:	Book
Language:	English
Published:	Washington : U.S. G.P.O. : 1931.
Edition:	6th ed. /
Subjects:	National parks and reserves > United States > Pictorial works. National monuments > United States > Pictorial works. Monuments > United States > Pictorial works.