Zachary Bowers (1999), Bruce Barnhart (1999), Jason Barnhart (2001), Sean Lehman (1997), Ron Wintjen two copies, Dustin Pierce (1999), Sean Odell (2000), Mark Rausch (1995), Jason Rinehart (1996), Tom Turner, Adam Schoenecker (1999), John Pool two copies, John Trembly (1997), Max Murdock (1995), Willie Brown, Bobby Richardson (1994), Box: 2, Folder: 6. Martin Tractor Company records, RH MS 864. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/154237 Accessed December 22, 2024.