WWII Era Pins (6 “E” Pins, 1 Eisenhower Museum, Abilene, Kansas), Box: 3, item: 1, envelope: 9. Papers of Harry Darby, RH MS 1345. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/166569 Accessed May 19, 2024.