Map of Rush and Pawnee counties, including stage lines, with railroad lines penned in. Stamped "The John D. Knox Land & Investment Co.", Undated, Folder: 1, item: 8. John Davidson letter and pamphlets, RH MS P79. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/47101 Accessed May 18, 2024.