Worldwide Stamps and Covers PANAMA Zeppelin Flights
Sale No: 0218
Lot No:1214
Symbol:e
1930 return flight card from Panama (May 15), via Havana, Cuba (May 18) to New York City, where 65c Zeppelin adhesive was added (May 27) for further transmission to Friedrichshafen, v.f. and scarce mixed franking combination card (Image)