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- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
Black and white, silver gelatin print with some silvering. Circa 1930.
Letter from J. R. Eakin to Stephen T. Mather about expenses and reconstruction of the Kaibab Trail.
Press release from J. R. Eakin about construction of Desert View Road.
Letter from Charles H. Burke to Carl T. Hayden about mining on Diné (formerly Navajo) national land.
Letter from Alf Dickenson to Carl T. Hayden about securing mining permits within the park.
Letter from Carl T. Hayden to Alf Dickenson about mine locations within the park.
Letter from P. J. Moran to Carl T. Hayden inquiring when construction will begin on the approach road to Bright Angel Trail.
Letter from Carl T. Hayden to P. J. Moran concerning the alignment of the road to Bright Angel Trail.
Letter from Carl T. Hayden to Louis C. Cramton about potential prosecution of people with mining claims within park boundaries.