Cite

Two photos of a big ship. No source, no date. [3771-3]

MLA

Two Photos of a Big Ship. No Source, No Date. [3771-3]. 0AD. https://collections.library.yale.edu/catalog/10654677.

APA, 6th edition

Two photos of a big ship. No source, no date. [3771-3]. (0 C.E.). [Scrapbooks]. https://collections.library.yale.edu/catalog/10654677.