The Petrified forest national monument, Arizona ... : Rules and regulations.

Bibliographic Details
Corporate Author:	United States. National Park Service
Format:	Book
Language:	English
Published:	Washington : Gov. Prtg. Off, 1925.
Subjects:	National parks and reserves > Petrified forest national monument > United States.

Description
Item Description:	At head of title: Department of the Interior ... National Park Service.
Physical Description:	ii, 12 pages : illustrations, maps. ; octavo.