Filtering by
- All Subjects: Bright Angel Trail (Ariz.)
- All Subjects: Grand Canyon (Ariz.)
- All Subjects: Luhrs Family Photographs
- All Subjects: Water-power
- Creators: Kolb Bros.
- Creators: Riordan, M. J.
- Creators: Evans, R. T.
- Creators: Zachau, Bernie
Letter from Bernie Zachau to Carl Hayden regarding water power in the Grand Canyon.
Letter from M. J. Riordan to Carl Hayden expressing his opposition to the federal government's takeover of Bright Angel Trail.
Black and white print of five women and one man riding mules on the Bright Angel Trail. A wooden sign next to the trail says, "Photo by Kolb Bros." Handwritten annotation, "Annie Goodenough on Bright Angel Trail."
Letter from Michael J. Reardon to Carl T. Hayden, in agreement with Ralph Cameron, asserting that Bright Angel Trail should not be sold from Coconino County to the United States.
Black and white print with members of the Luhrs family. Typescript annotation, "July 17th, 1914. Going down Bright Angel Canyon of Arizona, Those on the mules, from bottom up: unknown, unknown, Ella Luhrs, Emma Luhrs, George H. N. Luhrs, unknown, Roger Hunt, George Luhrs Jr., Catherine Margarita 'Gretchen' (Mrs Geo H. N.) Luhrs standing beside George Luhrs Jr." Beside the trail, a sign displays, "Photo by Kolb Brothers."
