Administrative policies for historical areas of the National Park system.
Edition: Rev. 1973.
Publisher: For sale by the Supt. of Docs., U. S. Govt. Print. Off.
Published: 1973
Place of publication: Washington
Language: eng
Number of pages: 170
Subjects: National parks and reserves -- United States
Other titles: Compilation of the administrative policies for the historical areas of the National Park system.
Notes: Earlier editions published under the title: Compilation of the administrative policies for historical areas of the National Park system.