MLA

Stenzel, Franz (1906-1998). "Waadah Island" and "Baadah Point, Neeah Bay." Two watercolors over pencil joined to form a panorama, 17.6 x 50.6 cm.. Box 8, folder 160. 1859. https://collections.library.yale.edu/catalog/2003278.

APA, 6th edition

Stenzel, Franz (1906-1998). (["Box 8, folder 160"])(1859)["Waadah Island" and "Baadah Point, Neeah Bay." Two watercolors over pencil joined to form a panorama, 17.6 x 50.6 cm.]. https://collections.library.yale.edu/catalog/2003278.