Cite

Senior class photograph and biographical sketch of John Mercer Walker, Jr., Yale College class of 1962.

MLA

Unknown. Senior Class Photograph and Biographical Sketch of John Mercer Walker, Jr., Yale College Class of 1962. 0AD. https://collections.library.yale.edu/catalog/10016247.

APA, 6th edition

U. (0 C.E.). Senior class photograph and biographical sketch of John Mercer Walker, Jr., Yale College class of 1962. [Books (part of)]. https://collections.library.yale.edu/catalog/10016247.