Cite

Mrs. Scharff in the giant cactus just outside of Tucson, Ariz

MLA

Scharff, Seward. Mrs. Scharff in the Giant Cactus Just Outside of Tucson, Ariz. 1925. https://collections.library.yale.edu/catalog/2018325.

APA, 6th edition

Scharff, S. (1925). Mrs. Scharff in the giant cactus just outside of Tucson, Ariz [Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2018325.