Kenneth Bray, John House, Dick Rogenmoser, Don McRae, Marvin Placek, Monica Thielenhaus, Sam Brown, Kay Craig, Sarah Craig-Cox, Mike Gudenkauf, Beth Anne Craig-Branden, Mike Davis, Harry Craig, Larry Watts, Box: 2, Folder: 47. Martin Tractor Company records, RH MS 864. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/154278 Accessed January 03, 2025.