Informative documents in Spanish: ladder of human needs, a glossary of gestures, how to inflate a life raft on a crashing plane, outline concerning the impact of journalism on goverment, Box: 1, Folder: 5. Personal papers of John Laurence Day, PP 551. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/174667 Accessed May 17, 2024.