national parks
By: Freeman Tilden ; foreword by George B. Hartzog, Jr.
Edition: Revised and enlarged edition.
Publisher: Alfred A Knopf
Published: 1976
Place of publication: New York
Language: eng
Number of pages: 586
Subjects: National parks and reserves -- United States
Notes: Includes index.

"A revised & enlarged edition ... with new information & evaluation on all of the national parks, national monuments, & historic sites."