Cite

"Bogus Butter."

MLA

Hansen, Bert, 1944-. "Bogus Butter.". Box 2, folder 25. 1884 March 29. https://collections.library.yale.edu/catalog/32332482.

APA, 6th edition

Hansen, Bert, 1944-. (["Box 2, folder 25"])(1884 March 29)["Bogus Butter."]. https://collections.library.yale.edu/catalog/32332482.