Ashton-Lilo, Jennifer, Peed Project, SRS, May 1, , 1978, Box: 3A, Folder: 19. 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/452312 Accessed June 02, 2024.