Ross - Stewards of Stormhaven (1975), Phantom of the Swamps (1971), Phantom of the 13th Floor (1979), Pleasure's Daughter (1975), Box: 17, Folder: 43. 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/230513 Accessed May 16, 2024.