Correspondence between Ueshima, Norihiro and Peter Ashlock, includes photographs, 1963-1968, 1973, 1976-1977, 1979-1980, Box: 5, Folder: 23. Personal papers of Peter D. Ashlock, PP 515. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/395193 Accessed May 01, 2024.