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- All Subjects: Mather, Stephen Tyng, 1867-1930
- All Subjects: Eakin, John Ross, 1879-1946
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- All Subjects: Ashurst, Henry Fountain, 1874-1962
- Member of: 100 Years of Grand: The Grand Canyon Centennial Project
Letter from Stephen T. Mather to Carl Hayden with markup of bill S 390 for the proposed National Park.
Travel statistics for Grand Canyon National Park.
Press release comparing visitor attendance to the park by year. A 26 percent increase from 1923 to 1924 is noted.
Letter from Carl Hayden to W. W. Bass asking his opinion on the proposed boundaries of the National Park. GC National Park written on the letter in red pencil.
Letter from Carl Hayden to W. W. Bass asking his opinion on the proposed boundaries of the National Park. GC Natl Park written on the letter in blue pencil.
Letter from W. W. Bass to Carl Hayden stating his vehement opposition to the National Park bill. Bass's concerns include a monopoly by the Santa Fe Railway and a clash between the Native Americans and the Department of the Interior.
Letter from W. W. Bass to Carl Hayden written on Bass Camps and Trails stationary. Bass urges Hayden to consider the implications to his farming and mining rights if the bill is passed.
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 the Director of the National Park Service, Stephen T. Mather, to Jesse L. Boyce informing him that immediate action is being taken to remove the TNT from the Grand Canyon.