MLA

Platner, Warren, 1919-2006. Photographs. Box 9, folder 1-2. 1975. https://collections.library.yale.edu/catalog/10020332.

APA, 6th edition

Platner, Warren, 1919-2006. (["Box 9, folder 1-2"])(1975)[Photographs]. https://collections.library.yale.edu/catalog/10020332.