Steelman - Correspondence (1982) - The Pine Tree War (1980), Border Riders (1983), Louis Stettner - Nude and Angry Citizens (1962), Box: 21, Folder: 30. 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/230677 Accessed May 16, 2024.