New York Daily News, front page: “Happy Birthday, Mr. President” (Dwight D. Eisenhower), September 14, 1959, Box: 3, Folder: 55. Papers of Harry Darby, RH MS 1345. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/166382 Accessed June 18, 2025.