Letter from F. R. Goodman to Carl Hayden expressing Coconino County's interest in handing over Bright Angel Trail to the government provided a sufficient amount of money is appropriated to build a road from Maine to the Grand Canyon.

Letter from C. D. Dawson to Carl Hayden urging him to consider the rights of miners and farmers when drawing up the boundaries for the proposed park.

Letter from Bernie Zachau to Carl Hayden regarding water power in the Grand Canyon.

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