Portraits
MLA
Dellenbaugh, Frederick Samuel, 1853-1935. Portraits. Box 2, folder 42. 1886-1903, n.d.. https://collections.library.yale.edu/catalog/2017815.
APA, 6th edition
Dellenbaugh, Frederick Samuel, 1853-1935. (["Box 2, folder 42"])(1886-1903, n.d.)[Portraits]. https://collections.library.yale.edu/catalog/2017815.