Phelps & Ensign. "Phelps & Ensign's travellers' guide, and map of the United States, containing the roads, distances, steam boat and canal routes &c." Map. New York: Published by Phelps & Ensign, 1840. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:wd376211z (accessed April 23, 2024).