Cite

Library of the Johns Hopkins University, William Stewart Halstead Memorial Collection.

MLA

Johns Hopkins University, Streeter, Edward Clark, 1874-1947. Library of the Johns Hopkins University, William Stewart Halstead Memorial Collection.. https://collections.library.yale.edu/catalog/16788865.

APA, 6th edition

Johns Hopkins University, & Streeter, Edward Clark, 1874-1947. [Library of the Johns Hopkins University, William Stewart Halstead Memorial Collection.]. https://collections.library.yale.edu/catalog/16788865.