Ross - Mask of Evil (1977), Masquerade (1979), Meeting in Amsterdam (1965), Memory of Evil (1965, 1972), Box: 18, Folder: 3. 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/230525 Accessed November 23, 2024.