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- All Subjects: Colorado River (Colo.-Mexico)
- All Subjects: Campbell, Gilbert Alan, 1906-1985
- All Subjects: Water-power
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
Black and white print of people riding mules down a steep trail. Circa 1940-1949.
Black and white print overlooking the canyon with clouds below the canyon's highest elevations. Circa 1940-1949.
Black and white print with typescript annotation, "Upstream view of the canyon of Colorado River at the bridge site near Lees Ferry, Arizona." Handwritten annotation, "Exhibit I." Circa 1920-1929.
Black and white print with typescript annotation, "Close up view of Vulcan Throne, Grand Canyon, 89 miles below Bright Angel Creek." Handwritten annotation, "Exhibit IV." Circa 1920-1929.
Black and white print of three women in a cable rig above the Colorado River.
Black and white, wide angle, mounted print with handwritten annotation, "7 Grand Canyon of Colorado River at Bright Angel Trail May-6-03."