Letter from A. F. Potter to Carl T. Hayden describing John H. Page's request to build a railway for the Canyon Copper Company as "impractical."

Letter from A. F. Potter to John H. Page referring his request to build a railway to the District Forester at Albuquerque, New Mexico.

Photograph showing Paolo Soleri working on construction (1960s) of Foundry Apse at Cosanti in Paradise Valley, Arizona

Photograph of bronze bell windchimes hanging from South Apse at Cosanti in Paradise Valley, Arizona

Photograph of Earth House, designed by Paolo Soleri in 1956, at Cosanti in Paradise Valley, Arizona

Photograph of vaults and adjacent structure at Arcosanti

Photograph of Cube City, an area of living quarters, under construction at Construction Camp, Arcosanti

Photograph showing people in Cube City, an area of living quarters at Construction Camp, Arcosanti

Photograph showing people in Cube City, an area of living quarters at Construction Camp, Arcosanti

Photograph showing people in Cube City, an area of living quarters at Construction Camp, Arcosanti