Letter from A. E. Demaray to Carl Hayden regarding the storage of dynamite in Shoski Canyon.

Press release on the increase in wildlife in the Grand Canyon including mountain sheep, deer, and the Abert Squirrel.

Letter from C. H. Gensler to Carl Hayden asking for a meeting in regards to the Havasupai pasture land in light of the national park bill.

Letter from Joseph J. Cotter to Carl Hayden providing a rebuttal to W. W. Bass' objections to the Grand Canyon National Park Bill.

Letter from Carl Hayden to C. H. Gensler informing him of a trip to the Grand Canyon to discuss the Havasupai Tribe grazing lands.

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 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.