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 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.