1944, aerial field postal service fold letter from 3.11.44 with 2 Lupo stamps and sender army postal service no. 68010 = Pz. Defense Kp. Gren. Regiment Crete to Vienna, the folded letter is with the 1. Island post flight at night from 8. / 9.11.1944 from Crete flown out, photo expertize Hanfried Müller, rare, Michel 700.-