Original Award document for the “Abzeichen für Flugzeugführer” (Pilot Badge), awarded to Unteroffizier Heinz Geisthövel in July 1943 with stamped signature.
Heiner / Heinz Geisthövel scored at least 3 victories flying the Me-262 ! You can find more on him on the internet, even photos! See:
Postwar signature of Erich Rudorffer, 7th highest scoring Ace of the Luftwaffe, achieving 224 victories in over 1000 operational sorties! Earned the Knight's Cross with Oakleaves and Swords. Serving with Jagdgeschwader 2, Jagdgeschwader 54 and Jagdgeschwader 7.