SSW (St Louis Southwestern) diesels 8037 - 9712, car, cabooses; Steamtown - TP&W (Toledo Peoria & Western), Box: 10, Box: 82. Howard Killam Collection, RH MS 1381. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/226826 Accessed May 19, 2024.