Stevens, Richard F.
MLA
Marsh, Othniel Charles, 1831-1899. Stevens, Richard F.. Box 31, folder 1315. 1868. https://collections.library.yale.edu/catalog/32568008.
APA, 6th edition
Marsh, Othniel Charles, 1831-1899. (["Box 31, folder 1315"])(1868)[Stevens, Richard F.]. https://collections.library.yale.edu/catalog/32568008.