Pehrson - The Fiddler (1980), Rage on the Range (1976), Rat Patrol II, III (1966), Box: 16, Folder: 39. 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/230465 Accessed May 19, 2024.