Cite

1855 July

MLA

Marsh, Othniel Charles, 1831-1899. 1855 July. Box 48, folder 25. 1855 July. https://collections.library.yale.edu/catalog/32572081.

APA, 6th edition

Marsh, Othniel Charles, 1831-1899. (["Box 48, folder 25"])(1855 July)[1855 July]. https://collections.library.yale.edu/catalog/32572081.