Filtering by
- All Subjects: Civilian Conservation Corps (U.S.)
- All Subjects: Heard, Dwight Bancroft, 1869-1929
- All Subjects: Nature conservation -- Political aspects -- United States -- History -- 20th century.
- All Subjects: World War I
- Creators: Hayden, Carl T.
An audio recording of the award ceremony featuring remarks from Senator Hayden, US Secretary of Agriculture Orville Freeman and US Secretary of the Interior Stewart Udall.
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 J. V. Lloyd, Assistant Superintendent of Grand Canyon National Park, thanking him for his support in maintaining Civilian Conservation Corp companies at full strength. Handwritten note in red pencil, "Jack - For my attention in January. Hayden."