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.

Black and white stereograph card of a man sitting on an outcropping and overlooking the canyon. Circa 1879.

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."

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