The national parks portfolio /

Bibliographic Details
Corporate Author:	United States. National Park Service
Other Authors:	Yard, Robert Sterling, 1861-1945
Format:	Book
Language:	English
Published:	Washington : U.S. Govt. Print. Off, 1917.
Edition:	2nd ed.
Subjects:	National parks and reserves > United States.

Description
Item Description:	At head of title: Department of the interior, Franklin K. Lane, secretary.
Physical Description:	1 volume (various pagings) : illustrations ; 24 cm.