Letter from Stephen T. Mather to Carl T. Hayden advocating for a reduction in automobile fees for the South Rim entrance.

Photograph of the Gallery/North Studio and unidentified person at Cosanti in Paradise Valley, Arizona

Photograph of Gallery/North Studio and courtyard at Cosanti in Paradise Valley, Arizona

Exterior view showing shell wall of South Apse at Cosanti in Paradise Valley, Arizona

Photograph of Student Apse at Cosanti in Paradise Valley, Arizona

Photograph showing exterior view of Barrel Vault and Pumpkin Apse at Cosanti in Paradise Valley, Arizona

Photograph showing exterior view of and steps leading to Barrel Vault at Cosanti in Paradise Valley, Arizona

Photograph of South Apse and courtyard walls at Cosanti in Paradise Valley, Arizona

Photograph of Paolo Soleri looking at architectural drawings in the Drafting Studio at Cosanti in Paradise Valley, Arizona

Photograph of Cat-Cast House under construction (1960s) at Cosanti in Paradise Valley, Arizona