Cite

Unidentified. Grand Canyon (in Series I)

MLA

Dellenbaugh, Frederick Samuel, 1853-1935. Unidentified. Grand Canyon (in Series I). Box 7, folder 177. 1870-1934. https://collections.library.yale.edu/catalog/2018174.

APA, 6th edition

Dellenbaugh, Frederick Samuel, 1853-1935. (["Box 7, folder 177"])(1870-1934)[Unidentified. Grand Canyon (in Series I)]. https://collections.library.yale.edu/catalog/2018174.