FDC with a cachet honoring air mail, signed in felt tip and ballpoint by series of noted WWII individuals, including: Flying Tiger ace Tex Hill; Rex Barber, who shot down Admiral Yamamoto; Enola Gay weapons officer Morris Jeppson; Japanese Zero ace Masajiro Kawato; Bock's Car co-pilot Fred Olivi; American ace Joe Foss; Luftwaffe ace Erich Rudorffer; RAF ace Neville Duke; Luftwaffe ace Herbert Ihlefeld; U-Boat ace Helmut Witte; and Iwo Jima flag raiser Charles W. Lindberg. In fine condition.