Letter from Carl Hayden to Stephen T. Mather regarding certain amendments to the national park bill. Rights regarding the Havasupai Tribe are mentioned.

Letter from Carl T. Hayden to F. R. Goodman concerning the purchase of Bright Angel Trail and construction of an approach road to the park.

Letter from F. R. Goodman to Carl T. Hayden asking for clarification about the agreement to construct an approach road to the park