Cottage Grant, A Detailed Progress Report, Five, Summary, June, 1965-July, 1970, Box: 20, Folder: 3. 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/452788 Accessed July 10, 2025.