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.

Geological examination of the park canyonland, with description of the rocks, water sculping process, volcanic cones and outflows, and land erosion. This edition is Volume 2, 1977 reprint, of the author's 1882 monograph. Includes 12 color maps, 10 color views and is number 280/1500.

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 J. R. Eakin to Stephen T. Mather about expenses and reconstruction of the Kaibab Trail.