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

Letter with red pencil corrections from Carl T. Hayden to X. N. Steeves about the construction of an approach road to the canyon.

Describes the evolution of transportation routes and transportation methods in Pima County throughout time, and the effect that modes of transportation have had on the size and form of the community. Stage, freight, and railroad transportation followed the main historic corridors established by previous cultures and technologies.

Abstracts of each interview produced by Elsie Szecsy.