Memo from President C. C. Otto to "All 'Westerners',", August 16, 1955, Box: 1, Folder: 17. Clifton Crain Otto collection of the Western Insurance Companies records, RH MS 1146. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/90832 Accessed May 11, 2024.