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 Harold Greene to Carl Hayden regarding the proposed boundaries for 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 Joseph J. Cotter to Carl Hayden regarding the use of water power and summer homes in the proposed park boundaries.

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

Letter from Bernie Zachau to Carl Hayden regarding water power in the Grand Canyon.

Letter from John Page to Carl T. Hayden regarding a conversation conducted at Hotel Adams in Phoenix. Page states his concern over the national park bill in reference to his mining company.