Cite

The Fontenelle, Missouri River boat, drawing by B. Vitzthum

MLA

Dellenbaugh, Frederick Samuel, 1853-1935. The Fontenelle, Missouri River boat, drawing by B. Vitzthum. Box 4, folder 135. n.d.. https://collections.library.yale.edu/catalog/2025213.

APA, 6th edition

Dellenbaugh, Frederick Samuel, 1853-1935. (["Box 4, folder 135"])(n.d.)[The Fontenelle, Missouri River boat, drawing by B. Vitzthum]. https://collections.library.yale.edu/catalog/2025213.