Book: “Revised and Expanded Brochure Mid-Continent Site for the Air Force Academy” by Harry Darby, 1954, Box: 14, Folder: 25. Papers of Harry Darby, RH MS 1345. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/166955 Accessed June 14, 2025.