Civil Air Patrol Poi Letter. Washington, D.C.: National Headquarters, Civil Air Patrol, September 1, 1953

Civil Air Patrol Poi Letter. Washington, D.C.: National Headquarters, Civil Air Patrol, September 1, 1953, Volume: Gilbert D186. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/525501 Accessed December 28, 2025.