Cite

Geldzahler with goatee, probably at Harvard

MLA

Geldzahler, Henry, 1935-1994. Geldzahler with goatee, probably at Harvard. Box 26, folder 18. circa 1958. https://collections.library.yale.edu/catalog/2012806.

APA, 6th edition

Geldzahler, Henry, 1935-1994. (["Box 26, folder 18"])(circa 1958)[Geldzahler with goatee, probably at Harvard]. https://collections.library.yale.edu/catalog/2012806.