Playfair, Sir Lyon (1818-1898)
MLA
Marsh, Othniel Charles, 1831-1899. Playfair, Sir Lyon (1818-1898). Box 26, folder 1082. 1883-1897. https://collections.library.yale.edu/catalog/32565243.
APA, 6th edition
Marsh, Othniel Charles, 1831-1899. (["Box 26, folder 1082"])(1883-1897)[Playfair, Sir Lyon (1818-1898)]. https://collections.library.yale.edu/catalog/32565243.