Harry Craig (1995), Joe Shue, Jeff Schwerman (1994), Brad Jones (1994, Mickey Trimble, Ann Wallis (1992), Dottie Combs, Jeff Bailey, Jim Canthor (?), Jack Franklin, Brian Key (1994) two different photographs (one with two copies), Albert Lee (1994) two different photographs (one with two copies), Mike Libel (1994), Kathie Hoar (1994), Russell Ludvicek (1996), Box: 2, Folder: 1. Martin Tractor Company records, RH MS 864. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/154232 Accessed June 15, 2025.