United States. Post Office Dept. "Post route map of Oklahoma and Indian territories showing post offices with the intermediate distances on mail routes in operation on the 1st of December, 1903." Map. Washington, D.C.: The Dept., 1903. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:cj82km67m (accessed April 25, 2024).