Bill Schul - Psychic Power of Animals (1981, 1977, 1976, 1978), Pyramids (1978), Psychic Frontiers of Medicine (1976), Box: 19, Folder: 6. Corporate Papers of the Robert Mills Literary Agency, MS 307. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/229848 Accessed November 23, 2024.