"Waiting."
MLA
Hansen, Bert, 1944-. "Waiting.". folder oversize 35. 1881 April 20. https://collections.library.yale.edu/catalog/33220134.
APA, 6th edition
Hansen, Bert, 1944-. (["folder oversize 35"])(1881 April 20)["Waiting."]. https://collections.library.yale.edu/catalog/33220134.