1944, aerial field postal service fold letter with a Lupo stamp and postal stamp Vienna 71 from 26.10.44 at army postal service no. 15503 = battlefield hospital 220 and I. Militaries detoxification train 133 on the island Crete, the folded letter is with the 1. Island post flight at night from 7. / 8.11.44 to Crete overflown become, photo expertize Hanfried Müller, island post letters with Lupo stamp in the direction homeland - front are rare,