MLA

San Francisco, Cal. publisher nor identified, eng'd by Capewell & Kimmel, 0AD. https://collections.library.yale.edu/catalog/2015949.

APA, 6th edition

San Francisco, Cal. (0 C.E.). [Aerial views, Engravings, Pictorial lettersheets]. publisher nor identified, eng'd by Capewell & Kimmel. https://collections.library.yale.edu/catalog/2015949.