Cite

[Bonniot, Edmond?]

MLA

Koch, Frederick R. (Frederick Robinson). [Bonniot, Edmond?]. Box 51, folder 1081. 1916 Jun 21. https://collections.library.yale.edu/catalog/2065830.

APA, 6th edition

Koch, Frederick R. (Frederick Robinson). (["Box 51, folder 1081"])(1916 Jun 21)[[Bonniot, Edmond?]]. https://collections.library.yale.edu/catalog/2065830.