Cite

Memoranda During the War, frontispiece, page proof

MLA

Whitman, Walt, 1819-1892. Memoranda During the War, frontispiece, page proof. Box 10, folder 217. [ca. 1875]. https://collections.library.yale.edu/catalog/2053846.

APA, 6th edition

Whitman, Walt, 1819-1892. (["Box 10, folder 217"])([ca. 1875])[Memoranda During the War, frontispiece, page proof]. https://collections.library.yale.edu/catalog/2053846.