cover 1930, Zeppelin flight cover, cacheted Zeppelin flight cover (South America Flight) from Rio de Janeiro to the U.S., franked with 300r Rose Red (306), couple short perfs., and 10,000r on 20,000r Graf Zeppelin adhesive (RHM no. Z5), tied by CONDOR 24 MAI 30 special flight cachets, green Zeppelin flight cachet on reverse, CONDOR label, light cover creases and slightly reduced at top, otherwise very fine not illustrated est.