Program Project, Application,, 5P01 HD00870-07, Progress Report, Continuation Support, Submitted, July 15, 1969, Box: 61, Folder: 31. 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/455418 Accessed May 17, 2025.