The final USAF A-1 Skyraider combat crew training class, designated '73-04,' marked the end of an era. As American involvement in Vietnam wound down, the Skyraider was retired from U.S. Air Force service, though it continued flying with allied air forces. Pictured: 1Lt Campbell, LtCol Linder, 1Lt Grayson, and Capt Brady. Project: 218839