Harry Darby and U.S. Presidents at the Eisenhower Presidential Library, American Royal, and other Occasions, 1953 - 1966, Box: 3, Folder: 33. Papers of Harry Darby, RH MS 1345. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/166360 Accessed June 15, 2025.