Barb Burkert (1994), Ed Burkert (1994), Dana Newton (1994), John Dean, Marty Werner (1995), Mike Schlingmann, Matt Haufler (1994) two copies, Mary Hesse (1996) four copies, Kathie Hoar (1994) two copies, Brian Key (1994), Jeanne Schmiltz, Harvey Craig (2000), Doug Duncan, Shelly Cairno, Box: 2, Folder: 2. Martin Tractor Company records, RH MS 864. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/154233 Accessed December 22, 2024.