"The New Orleans Charity Hospital."
MLA
Hansen, Bert, 1944-. "The New Orleans Charity Hospital.". Box 1, folder 5. 1859 September 3. https://collections.library.yale.edu/catalog/32328748.
APA, 6th edition
Hansen, Bert, 1944-. (["Box 1, folder 5"])(1859 September 3)["The New Orleans Charity Hospital."]. https://collections.library.yale.edu/catalog/32328748.