"NSA Stuff," National Security Agency articles, newsletters [oversize removed to RH MS R358 Box 2 Folder 2], 1958 - 2000, Box: 7, Folder: 22. John and Frances Peterson collection, RH MS 1330. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/195373 Accessed May 17, 2024.