Watkins, Ashbridge & Chalkley, bank book on Watkins National Bank, December 31, 1910-March 31, 1917, Volume: 311. J. B. Watkins papers, RH MS 1. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/445385 Accessed April 13, 2025.