MLA

Carmalt, William H. (William Henry), 1836-1929. Papers re: complimentary dinner to Carmalt: correspondence, clippings, memorabilia. Box 7. 1908. https://collections.library.yale.edu/catalog/10019509.

APA, 6th edition

Carmalt, William H. (William Henry), 1836-1929. (["Box 7"])(1908)[Papers re: complimentary dinner to Carmalt: correspondence, clippings, memorabilia]. https://collections.library.yale.edu/catalog/10019509.