Cite

[Photograph of four men panning for gold]

MLA

Dellenbaugh, Frederick Samuel, 1853-1935. [Photograph of four men panning for gold]. Box 1 | Folder 25. undated. https://collections.library.yale.edu/catalog/2017631.

APA, 6th edition

Dellenbaugh, Frederick Samuel, 1853-1935. (["Box 1 | Folder 25"])(undated)[[Photograph of four men panning for gold]]. https://collections.library.yale.edu/catalog/2017631.