Dickson - Dorsai (1960, 1973-[19]75), The Earth Blasters (1974), Earthman's Burden (1968), Box: 5, Folder: 26. 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/230133 Accessed May 18, 2024.