Laumer - Retief and the Warlords (1974), Dinosaur Beach (1974), The Great Time Machine Hoax (1973), A Plague of Demons (1973), Deadfall (1972), Dinosaur Beach (1972), Box: 12, Folder: 25. 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/230361 Accessed May 03, 2024.