William Rotsler - correspondence (1976-[19]79) - Zandra (1976, 1979), The Hidden Worlds of Sandra (1978), Psychic Power of Animals (1978), War for Zikkala (1979), Futureworld (1976), Box: 18, Folder: 41. 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/229835 Accessed November 23, 2024.