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- All Subjects: Phoenix (Ariz.)
- All Subjects: Hayden, Carl Trumbull, 1877-1972
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- All Subjects: Legislation
- All Subjects: Sonoran Desert
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Letter from Arno B. Cammerer to Carl Hayden regarding the storage of dynamite in Shoski Canyon.
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Letter from R.P Gilliland to Carl Hayden regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ, to the Grand Canyon.
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Letter from Carl Hayden to R.P Gilliland regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ to the Grand Canyon.
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Speech by Carl T. Hayden offering a motion to authorize a road an trail construction program in Grand Canyon National Park "to make these natural wonders accessible to the American people." The speech appears in the Congressional Record, 68th Congress, First Session.
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Letter from Fred Breen to Carl Hayden regarding the sale of Bright Angel Trail.