Cite

"The Deadly Upus tree of Wall Street."

MLA

Hansen, Bert, 1944-. "The Deadly Upus tree of Wall Street.". Box 11, folder 9. 1882 August 30. https://collections.library.yale.edu/catalog/32326742.

APA, 6th edition

Hansen, Bert, 1944-. (["Box 11, folder 9"])(1882 August 30)["The Deadly Upus tree of Wall Street."]. https://collections.library.yale.edu/catalog/32326742.