Detailed map of Granite Gorge section of the Grand Canyon from the pamphlet titled, "Titan of Chasms: Grand Canyon of Arizona."

Letter from Ray E. Carr to Carl Hayden with an invitation to celebrate the crossing of L.D.S. pioneers at Lee's Ferry.

Letter from Paul M. Roca to Ray E. Carr on behalf of Carl Hayden politely declining his invitation.

Letter from Carl T. Hayden to C. H. Gensler, Havasupai Indian Reservation, regarding Hualapai and Cataract Canyons geography.

Letter from Carl Hayden to Arno B. Cammerer asking for the insurance claims of Roy James and M. J. Hanley to be investigated.

Letter from A. E. Demaray to Carl Hayden informing him that the Secretary of the Interior will not reimburse Roy James and M. J. Hanley.

Letter from Carl Hayden to A. E. Demaray on behalf of Roy James and M. J. Hanley asking if reimbursment could be granted without the need of special legislation.

Letter from Arno B. Cammerer to Carl Hayden updating him in regards to the insurance claims by Roy James and M.J. Hanley.

Letter from attorney Thomas J. Croff to Carl Hayden informing him of the Atchison, Topeka, and Santa Fe railroad company's ownership of land inside the proposed national park boundaries.

Letter from Carl Hayden to C. T. Woolfolk thanking him for his support on the proposed bill. Hayden writes that the bill will not be introduced into the current session of Congress as any new legislation would be impossible to pass, but he is optimistic over the bill's future.