1930 1st South America flight cover franked with 2.85p dark blue, tied by framed "Por Zeppelin Primero Vol", used in combination with Argentina Zeppelin overprints 1p (blue) and 4x50c (green), also regular 5c carmine, tied by Buenos Aires 21 May cds, with Lakehurst arrival pmk, filing fold away from the stamps, some toning, scarce (Image)

Est.$500