Photos of Jerry Pfeiffer getting 30 year pin/Co-Generation, circa 1985

Photos of Jerry Pfeiffer getting 30 year pin/Co-Generation, circa 1985, Box: 5, Folder: 18. Martin Tractor Company records, RH MS 864. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/153901 Accessed December 24, 2025.