Cite

5. FTM (portrait photo) in straw hat and gloves.

MLA

Marinetti, F. T., 1876-1944. 5. FTM (portrait photo) in straw hat and gloves.. Box 49, folder 1937. ca. 1909. https://collections.library.yale.edu/catalog/2008334.

APA, 6th edition

Marinetti, F. T., 1876-1944. (["Box 49, folder 1937"])(ca. 1909)[5. FTM (portrait photo) in straw hat and gloves.]. https://collections.library.yale.edu/catalog/2008334.