Cite

The Great Western Divide from the opposite side of the Big Arroyo. 128

MLA

The Great Western Divide from the Opposite Side of the Big Arroyo. 128. 0AD. https://collections.library.yale.edu/catalog/2016638.

APA, 6th edition

The Great Western Divide from the opposite side of the Big Arroyo. 128. (0 C.E.). [Photographic prints, Photographs, Stereographs]. https://collections.library.yale.edu/catalog/2016638.