Cooperative National Park Resources Studies Unit for University of Arizona, effects on Glen Canyon Dam releases on Grand Canyon River trips, a technical report, vol. no. 16.

Photograph of Michael McCleve, a sculptor, who worked for many years at Cosanti in Paradise Valley, Arizona

Photograph of Michael McCleve working on a sculpture entitled "Il Donnone," designed by Paolo Soleri, in South Apse at Cosanti in Paradise Valley, Arizona