MLA

Stenzel, Franz (1906-1998). "Cape Flattery from Tatoosh Island." Verso: "Quilleyute, Wash." Pencil drawing, 17.7 x 25.2 cm.. Box 8, folder 145. [1861 Jul ?]. https://collections.library.yale.edu/catalog/2003220.

APA, 6th edition

Stenzel, Franz (1906-1998). (["Box 8, folder 145"])([1861 Jul ?])["Cape Flattery from Tatoosh Island." Verso: "Quilleyute, Wash." Pencil drawing, 17.7 x 25.2 cm.]. https://collections.library.yale.edu/catalog/2003220.