Letter from J. E. Gavin to Louis C. Cramton regarding the Bright Angel Trail controversy, including newspaper clipping.

Letter from Carl Hayden to Arno B. Cammerer asking for the insurance claims of Roy James and M. J. Hanley to be investigated.

Letter from A. E. Demaray to Carl Hayden informing him that the Secretary of the Interior will not reimburse Roy James and M. J. Hanley.

Letter from Carl Hayden to A. E. Demaray on behalf of Roy James and M. J. Hanley asking if reimbursment could be granted without the need of special legislation.

Letter from Arno B. Cammerer to Carl Hayden updating him in regards to the insurance claims by Roy James and M.J. Hanley.

Letter from Jesse L. Boyce to Jack in which he refers to W. W. Crosby as a "damn carpetbagger" and his frustration at Crosby making him out to be a "liar."

Letter from the Acting Director of the National Park to Carl Hayden assuring him that Superintendent Crosby had removed the dynamite nearby Grand Canyon Village and placed it in a safe location on the South Rim.

Letter from W. W. Bass to Carl Hayden written on Bass Camps and Trails stationary. Bass urges Hayden to consider the implications to his farming and mining rights if the bill is passed.

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.