Evans's Map of 1796-97
MLA
Clark, William, 1770-1838, Lewis, Meriwether, 1774-180. Evans's Map of 1796-97. Box 1 | Folder 11. 1796-97?. https://collections.library.yale.edu/catalog/2002452.
APA, 6th edition
Clark, William, 1770-1838, & Lewis, Meriwether, 1774-180. (["Box 1 | Folder 11"])(1796-97?)[Evans's Map of 1796-97]. https://collections.library.yale.edu/catalog/2002452.