Filtering by
- All Subjects: Grazing
- All Subjects: Albright, Horace Marden, 1890-1987
- All Subjects: Cammerer, Arno Berthold, 1883-1941
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: Nature conservation -- Political aspects -- United States -- History -- 20th century.
- All Subjects: Pollock, T. E.
- All Subjects: World War I
- Creators: Hayden, Carl T.
Letter from Carl Hayden to C. H. Gensler informing him of a trip to the Grand Canyon to discuss the Havasupai Tribe grazing lands.
Letter from Carl Hayden to Arno B. Cammerer on behalf of Jesse L. Boyce's complaint. Hayden states that Boyce believes Crosby's report to be inaccurate and an underestimation of the danger of the stored explosives.
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 L. L. Ferrall on the favorable conditions for creating a national park and the prospect of the United States entering WW I.
Letter from Carl Hayden to W. W. Bass concerning the passing of the national park bill. Hayden states that he will try to make the bill as advantageous to Arizona miners and farmers as possible, but the land will either remain as a national monument or become a national park. A postscript is added concerning the land allocated for the Havasupai Tribe.
Letter from T. E. Pollock to Carl Hayden asking his opinion on the proposed boundary lines.
Letter from Carl Hayden to Horace M. Albright regarding the grazing rights of Bankhead and Henderson.
Letter from Carl Hayden to George C. Bolton on behalf of Bankhead and Henderson in regards to their sheep grazing permit.
Letter from Carl Hayden to George Kimball regarding the grazing rights of Bankhead and Henderson.
Letter from Carl Hayden to Bankhead and Henderson informing the company that their sheep can continue to graze inside the national park boundaries for the year 1923 as long as they obey the permit rules. Hayden issues a warning that at a certain point no cattle or sheep will be allowed to graze inside the park.