Scrapbook #3 (in Series IV)
MLA
O'Neill, Eugene, 1888-1953. Scrapbook #3 (in Series IV). Box 137, folder 2494. 1920-22. https://collections.library.yale.edu/catalog/16700091.
APA, 6th edition
O'Neill, Eugene, 1888-1953. (["Box 137, folder 2494"])(1920-22)[Scrapbook #3 (in Series IV)]. https://collections.library.yale.edu/catalog/16700091.