Press release comparing visitor attendance to the park by year. A 26 percent increase from 1923 to 1924 is noted.

Travel statistics for Grand Canyon National Park.

Letter of introduction for Dwight B. Heard on the arrival of National Park Service Director Stephen T. Mather to Phoenix. Mather's visit includes trips to Roosevelt Dam and Tumacácori.

Black and white mounted print of people looking up at President Theodore Roosevelt speaking on a balcony, with handwritten annotation, "Pres. R. Speaking From Hotel Veranda."

Letter from Carl Hayden to J. R. Eakin regarding the sale of Bass property to the Santa Fe Railroad Company.

Letter from J. R. Eakin to Carl Hayden regarding the sale of Bass properties to the Santa Fe Railroad Company.

Letter from J. R. Eakin to Carl Hayden justifying the value of his land at twenty-five thousand dollars.

Letter from Carl Hayden to J. R. Eakin about a trip to the Grand Canyon.