MLA

Simpson, Randolph Linsly, 1927-1992. Unknown photographer Half length portrait of young lady with marcelled hair, facing right. Photographic postcard. Box 26. circa 1925. https://collections.library.yale.edu/catalog/16183410.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 26"])(circa 1925)[Unknown photographer Half length portrait of young lady with marcelled hair, facing right. Photographic postcard]. https://collections.library.yale.edu/catalog/16183410.