Italy flight 1933, Italian post office, return flight, registered letter from florence 27.5. To Sirnach to Switzerland with 5 L postal stamp and all six values Zeppelin complete, tied by Zeppelin hand special cancellation Rome 29.5, utterly unusually properly franked heavily letter with Weight statement \"gr. 65\" top left and accordingly high postage, extremely rare, the Gewichtslimit lay by 5 gr, nevertheless perfect transported with on face flight stamp, arrival -special cancellation Rome 29.5, arrival Friedrichshafen 30.5. As well arrival Sirnach 31.5, detailed photo expertize leather\". Very rare\" (Longhi 498, approximate 8.000 Euro)