Italy flight 1933, return flight, Vatican post, registered card from Vatican 28.5. With 2, 25 L. Pius and coat of arms in mixed franking, two countries mixed franking with 3 L Zeppelin with rare Machines-SST Rome 29.5, blue flight stamp and arrival -special cancellation Friedrichshafen 30.5. On face, superb (Longhi 721, 3.000 Euro)