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.

Letter from The Camp Fire Club of America urging Carl Hayden to introduce a bill that would grant National Park status to the Grand Canyon.