Cite

Map from a "Shaddot Chief a Chopunnish and a Skillute Several other Indians at the Great Narrows of Columbia on the 18th April 1806"

MLA

Clark, William, 1770-1838, Lewis, Meriwether, 1774-180. Map from a "Shaddot Chief a Chopunnish and a Skillute Several other Indians at the Great Narrows of Columbia on the 18th April 1806". Box 2 | Folder 54r. 1806?. https://collections.library.yale.edu/catalog/2002505.

APA, 6th edition

Clark, William, 1770-1838, & Lewis, Meriwether, 1774-180. (["Box 2 | Folder 54r"])(1806?)[Map from a "Shaddot Chief a Chopunnish and a Skillute Several other Indians at the Great Narrows of Columbia on the 18th April 1806"]. https://collections.library.yale.edu/catalog/2002505.