Wallman - Correspondence (1978-[19]81) - Judas Cross (1978), Bantam series (1980), Deathtrek (1979), The Manipulator (1981), Brand of the Damned (1981), Clean Sweep (1978), Box: 23, Folder: 33. 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/230739 Accessed May 09, 2024.