Robert E. Ault, art therapist, articles that include references to Layton, 1985, 1988, 1992, Box: 4, Folder: 10. Don Lambert collection of Elizabeth Layton papers, RH MS 1538. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/472626 Accessed November 28, 2024.