Filtering by
- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Campbell, Myrtle
- Creators: Underhill, A. Heaton
Black and white print of people riding mules down a trail. Circa 1940-1949.
Black and white print of the south rim from Tuweep.
Sepia stereo card of a man sitting on a rock with printed annotation, "(12) Down the Granite Gorge of the Colorado (1,200 feet deep) from Peritese Point, Grand Canyon of Arizona. Copyright 1903 by Underwood & Underwood."
Black and white print of man and woman sitting at an overlook.
Black and white print overlooking the canyon with clouds below the canyon's highest elevations. Circa 1940-1949.
Black and white print of people riding mules down a steep trail. Circa 1940-1949.
Cooperative National Park Resources Studies Unit for University of Arizona, effects on Glen Canyon Dam releases on Grand Canyon River trips, a technical report, vol. no. 16.