ISBN 0887140106 books & textbook
National Park Service: The Story Behind the Scenery
Horace M. Albright Russell E. Dickenson William Penn Mott, Jr. Mary Lu Moore K. C. DenDooven
KC Publications, Inc. /1987-06-02 Paperback / 96 Pages
isbn-10: 0887140106 / isbn-13: 9780887140105
