Filtering by
- All Subjects: Eakin, John Ross, 1879-1946
- All Subjects: Albright, Horace Marden, 1890-1987
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: World War I
- Creators: Hayden, Carl T.
Letter from Carl Hayden to L. L. Ferrall on the favorable conditions for creating a national park and the prospect of the United States entering WW I.
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.
Letter from Carl Hayden to Horace M. Albright regarding the grazing rights of Bankhead and Henderson.
Letter from Carl T. Hayden to J. R. Eakin regarding changes to the Grand Canyon National Park boundaries and the purchase of lands from William Randolph Hearst.
Letter from Carl Hayden to J. R. Eakin about a trip to the Grand Canyon.
Letter from Carl Hayden to J. R. Eakin regarding the sale of Bass property to the Santa Fe Railroad Company.