Air Mail cover 1918 (11 July) envelopes (2, one registered) both bearing the 1918 "Repülö Posta" 1K.50f. on 75f. and 4K.50f. on 2K. Airmail pair together with three other adhesives, both showing "FLUGPOST/WIEN 1" c.d.s. on reverse, one forwarded on to Krakau; one envelope has been roughly opened. Photo