Black and white print of people riding mules down a trail. Circa 1940-1949.

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.

Black and white, silver gelatin print with some silvering. Circa 1930.

Black and white, silver gelatin print with some silvering. Circa 1930.

Black and white, silver gelatin print with some silvering. Circa 1930.

Black and white, silver gelatin print with some silvering. Circa 1930.