Letter from John H. Page to Carl T. Hayden regarding his company's rights to build a railway if they choose to.
Letter from Gifford Pinchot to John H. Page denying his request to build a railway on the rim of the Grand Canyon for the Canyon Copper Company.
Letter from John H. Page regarding his right to build a railway between Grand Canyon Station and the Canyon Copper Company's mines and hotel.
Letter from A. F. Potter to John H. Page referring his request to build a railway to the District Forester at Albuquerque, New Mexico.
Letter from A. F. Potter to Carl T. Hayden describing John H. Page's request to build a railway for the Canyon Copper Company as "impractical."
Travel statistics for Grand Canyon National Park.
Letter from W. W. Bass to Carl Hayden stating his vehement opposition to the National Park bill. Bass's concerns include a monopoly by the Santa Fe Railway and a clash between the Native Americans and the Department of the Interior.
Letter from Grand Canyon Postmaster L. L. Ferrall to Carl Hayden regarding the proposed national park bill. Ferrall states that nearly all those who live in the canyon are against it as it gives a monopoly to the railway and hopes that the bill does not start "a war" for Arizona.
Letter from Carl Hayden to Stephen T. Mather regarding certain amendments to the national park bill. Rights regarding the Havasupai Tribe are mentioned.
Letter from Stephen T. Mather to Carl Hayden regarding amendments to the national park bill including Mather's approval of the Secretary of the Interior granting railroads rights of way.