Feth/Hollis, Bio-Med Grant; Vibrotactile Perception of Speech, November 9, 1983, Box: 28, Folder: 36. 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/453063 Accessed May 20, 2025.