"Haskell research - Life, Family, General notes" Folder 1 of 2 [oversize removed to RH MS R358 Box 1 Folder 6], 1992 - 1994, Box: 1, Folder: 29. John and Frances Peterson collection, RH MS 1330. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/195054 Accessed June 13, 2024.