Laumer - A Plague of Demons (1970), The Glory Game (1970), Dinosaur Beach (1970), Worlds of the Imperium (1970), Retief and the Warlords (1969), Earthblood (1969), Galactic Diplomat (1968), The Long Twilight (1967), The Great Time Machine Hoax (1963-[19]83), Retief's War (1968-[19]69), A Trace of Memory (1968), Box: 12, Folder: 28. 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/230364 Accessed May 20, 2024.