Filtering by
- All Subjects: Grand Canyon National Park (Ariz.)
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- Creators: Eakin, J. R.
- Creators: Battelle Memorial Institute. Technology Partnership Practice
- Creators: Cooperative National Park Resources Studies Unit, University of Arizona
- Creators: Crosby, W. W.
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 W. W. Crosby to the Director of the National Park Service defending his placement of the dynamite near Grand Canyon Village. He states there is between 16-20 tons of dynamite.
This plan was undertaken by the Arizona Department of Transportation Multimodal Planning Division Aeronautics Group to evaluate and recommend a terminal area layout to meet anticipated terminal area demands.
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.
Letter from J. R. Eakin to Arthur C. Ringland about the alignment of 40 acres near the Buggeln ranch.
Letter (copy) from J. R. Eakin to Arthur C. Ringland about the alignment of 40 acres near the Buggeln ranch.