Filtering by
- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Gavin, J. E.
- Creators: Kolb Bros.
Letter from J. E. Gavin to Louis C. Cramton regarding the Bright Angel Trail controversy, including newspaper clipping.
Letter from J. E. Gavin to Jesse L. Boyce regarding the TNT storage in the Grand Canyon. Gavin states that although acting director Arno B. Cammerer is confident in Superintendent Crosby's report concerning the legitimacy of the storage, he will continue to investigate the matter to ensure public safety.
Letter from J. E. Gavin on behalf of Carl Hayden writing in regards to the insurance claims filed with the National Park.
Black and white print of five women and one man riding mules on the Bright Angel Trail. A wooden sign next to the trail says, "Photo by Kolb Bros." Handwritten annotation, "Annie Goodenough on Bright Angel Trail."