The geologic story of the national parks and monuments
By: David V. Harris ; graphics by Gregory C. Nelson.
Edition: 3rd ed.
Publisher: Colorado State University Foundation Press, Colorado State University
Published: 1980
Place of publication: Fort Collins, Colo. (271 S.W. Aylesworth, Fort Collins 80523)
Language: eng
Number of pages: 322
Subjects: Geology -- United States.; National parks and reserves -- United States.; Natural monuments -- United States.
Notes: Bibliography: p. 309-322.
Includes index.