Cite

"Upper Cascades, Columbia River." Watercolor, 23.5 x 30.6 cm.

MLA

Stenzel, Franz (1906-1998). "Upper Cascades, Columbia River." Watercolor, 23.5 x 30.6 cm.. Box 3, folder 45. 1857. https://collections.library.yale.edu/catalog/10858269.

APA, 6th edition

Stenzel, Franz (1906-1998). (["Box 3, folder 45"])(1857)["Upper Cascades, Columbia River." Watercolor, 23.5 x 30.6 cm.]. https://collections.library.yale.edu/catalog/10858269.