Felch, M.P.
MLA
Marsh, Othniel Charles, 1831-1899. Felch, M.P.. Box 10, folder 445. 1884 July - August. https://collections.library.yale.edu/catalog/32557135.
APA, 6th edition
Marsh, Othniel Charles, 1831-1899. (["Box 10, folder 445"])(1884 July - August)[Felch, M.P.]. https://collections.library.yale.edu/catalog/32557135.