Washington, DC: U.S. Government Printing Office, 1955.
Soft cover. Fine. Official Visitor's Guide to Grand Canyon National Park, 1955 revision. 15 pages, stapled, illustrated with b/w photos, two-page centerfold map of the Park. Cover shows the view across the Canyon from the North Rim. Covers the history and geology of the Canyon, transportation, lodging, campgrounds, tours, educational programming, etc. A lovely copy.