Cite

"Penitential Procession at Lisbon During the Yellow Fever."

MLA

Hansen, Bert, 1944-. "Penitential Procession at Lisbon During the Yellow Fever.". Box 3, folder 3. 1858 February 13. https://collections.library.yale.edu/catalog/32325685.

APA, 6th edition

Hansen, Bert, 1944-. (["Box 3, folder 3"])(1858 February 13)["Penitential Procession at Lisbon During the Yellow Fever."]. https://collections.library.yale.edu/catalog/32325685.