Peterson, Nancy, Site Visit for the Program Development Grant for the Preparation of Professional Personnel in the Education of the Mentally Retarded in the UAF, December 3-5, 1969, Box: 55, Folder: 53. 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/455289 Accessed May 18, 2025.