Letter from Harry Welch to Carl Hayden enclosing W. W. Bass' letter of protest against the proposed national park bill.

Letter from C. H. Gensler, Havasupai Agency to Carl Hayden regarding boundary lines.

Letter from C. H. Gensler expressing concern on behalf of the Havasupai Tribe regarding the proposed park boundaries.

Telegram from C. H. Gensler to Carl Hayden arranging a meeting in Hilltop, Arizona.

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.