"Another Chapter in Agriculture"- an address by M.L. Wilson for Farmers' Week, Northwest School of Agriculture, February 4, 1936, Box: 21, Folder: 25. Frank A. Theis papers, RH MS 948. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/60789 Accessed July 15, 2025.