Relief shown by hachures and spot heights. Inset maps on verso: United States --Grand Canyon National Park - - Rocky Mountain National Park -- Douglas, Ariz. -- Las Vegas, N.M. -- Ogden, Utah -- Phoenix, Ariz. -- Pueblo, Colo. -- Salt Lake City, Utah -- Santa Fe, N.M. -- Tucson, Ariz. -- Albuquerque, M.M. -- Denver, Col. -- Colorado Springs, Col. Includes mileage chart, national parks and monuments, and index to cities and towns.