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- All Subjects: Grand Canyon National Park (Ariz.)
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HR 3300: A Bill to Authorize the Construction, Operation and Maintenance of the Colorado River Basin Project, and For Other Purposes, With an Amendment, April 24, 1968.
HR 4671: A Bill to Authorize the Construction, Operation and Maintenance of the Lower Colorado River Basin Project, and For Other Purposes, February 9, 1965.
[Comparison of HR3300 and S1004 Language], 6-27-1968, amended 7-18-1968. From floor book.
Detailed map of Granite Gorge section of the Grand Canyon from the pamphlet titled, "Titan of Chasms: Grand Canyon of Arizona."
Amendments to the bill establishing the Grand Canyon a National Monument. Circa 1908.
Editoral attacking Senator Ralph Cameron for attempting to buy Bright Angel Trail.
Travel statistics for Grand Canyon National Park.
Rebuttal to the editoral published in the Coconino Sun attacking Ralph Cameron.
Letter from J. E. Gavin to Louis C. Cramton regarding the Bright Angel Trail controversy, including newspaper clipping.