Letter from J. R. Eakin to Stephen T. Mather about expenses and reconstruction of the Kaibab Trail.
Letter from J. R. Eakin to Arthur C. Ringland about the alignment of 40 acres near the Buggeln ranch.
Letter (copy) from J. R. Eakin to Arthur C. Ringland about the alignment of 40 acres near the Buggeln ranch.
Press release from J. R. Eakin about construction of Desert View Road.
Letter from J. R. Eaking to the National Park Service director about changes to the Grand Canyon National Park boundaries, and access to water near the Buggeln property on Desert View road.
Letter from J. R. Eakin to Carl T. Hayden concerning access to Rowe Well and the canyon.
Handwritten cover titled, "Nature Notes of Grand Canyon, Polyphemus Moth, Female, Found at Grand Canyon, 5 July 1928, Vol. 3 - No. 2." Cover includes a drawing of the moth.
