"A Wall Street Cleaner."
MLA
Hansen, Bert, 1944-. "A Wall Street Cleaner.". Box 11, folder 13. 1884 May 21. https://collections.library.yale.edu/catalog/32331852.
APA, 6th edition
Hansen, Bert, 1944-. (["Box 11, folder 13"])(1884 May 21)["A Wall Street Cleaner."]. https://collections.library.yale.edu/catalog/32331852.