Cite

"Dog-Days."

MLA

Hansen, Bert, 1944-. "Dog-Days.". Box 4, folder 19. 1880 August 7. https://collections.library.yale.edu/catalog/32330090.

APA, 6th edition

Hansen, Bert, 1944-. (["Box 4, folder 19"])(1880 August 7)["Dog-Days."]. https://collections.library.yale.edu/catalog/32330090.