MLA

E. L. Washburn and Company, Pratt, N. J., MD. Bay's Brand Gauze Bandage. Box 021. https://collections.library.yale.edu/catalog/17316538.

APA, 6th edition

E. L. Washburn and Company, & Pratt, N. J., MD. (["Box 021"])[Bay's Brand Gauze Bandage]. https://collections.library.yale.edu/catalog/17316538.