United Way Thanks - Martin Tractor Company - for Special Campaign Support - 1991 (Silver) 1994 (Silver) 1997 (Silver) 1995 (Silver) 1998 (Bronze) 1993 (Silver) 1996 (Silver), Box: 3, Folder: 9. Martin Tractor Company records, RH MS 864. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/154146 Accessed January 03, 2025.