Diedrich, Training Speech Clinicians in the Recording and Analysis of Articulatory Behavior, 2460-2, OEG-0-71-1689 (603), June 1, 1973-August 31, 1975, Box: 25, Folder: 15. 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/452924 Accessed July 10, 2025.