Claude W. Gifford Collection. Beyond his materials in the ACDC collection, the Claude W. Gifford Papers, 1919-2004, are deposited in the University of Illinois Archives. Serial Number 8/3/81. Locate finding aid at https://archives.library.illinois.edu/archon/, Speech presented at the American Farm Bureau Federation Institute, Norman, Oklahoma, May 1, 1968. 9 pages., Author describes "15 big marketing challenges" in which Farm Bureau members are involved.