Program Project, SSI-DCP Regional Service Grant, Joe Spradlin, August 28, 1980, Box: 59, Folder: 11. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/455370 Accessed July 17, 2025.