Cite

Route about October 21-22, 1805, and return camp for April 25, 1806

MLA

Clark, William, 1770-1838. Route about October 21-22, 1805, and return camp for April 25, 1806. Box 2, folder 41. circa 1803-1810. https://collections.library.yale.edu/catalog/2002489.

APA, 6th edition

Clark, William, 1770-1838. (["Box 2, folder 41"])(circa 1803-1810)[Route about October 21-22, 1805, and return camp for April 25, 1806]. https://collections.library.yale.edu/catalog/2002489.