Cite

With Columbia University class

MLA

Zilboorg, Gregory, 1890-1959. With Columbia University class. Box 7, folder 91. 1926. https://collections.library.yale.edu/catalog/16470628.

APA, 6th edition

Zilboorg, Gregory, 1890-1959. (["Box 7, folder 91"])(1926)[With Columbia University class]. https://collections.library.yale.edu/catalog/16470628.