Letter from L. S. Williams to Carl Hayden stating there should be no objection to Saginaw and Manistee Lumber Company having their timber contract extended as it is greatly favored.

Amendment to the national park bill granting the Secretary of the Interior permission to lease land not exceeding 100 acres.
 

Letter from Carl Hayden to Harold Greene regarding the progress of the national park bill.

Letter from Carl Hayden to Bernie Zachau regarding the national park bill with an enclosed copy of the National Park Service Act.

Letter from Carl Hayden to Joseph J. Cotter regarding suggestions on the proposed national park bill.

Letter to Carl T. Hayden regarding a water-power bill in effect for the Grand Canyon.

Letter from Stephen T. Mather to Carl Hayden with markup of bill S 390 for the proposed National Park.

Letter from Carl Hayden to George W. P. Hunt outlining the proposed national park boundaries and the cost of a township if the state of Arizona decided to acquire one on the rim of the Grand Canyon.

Letter from W. W. Bass to Harry Welch protesting the proposed national park bill.

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