U.S. & Worldwide Stamps; The Kaunas Collection Lithuania
May 8-9, 2013 and May 15, 2013
| Images | Description | Current Bid |
 | Lot #144 UNITED STATES Air Post 1933 50c green, bottom plate number block of four, used on flown (Oct 4) round-trip Zeppelin cover from New York to Friedrichshafen and back, fine  Catalog #C18 | Unsold |
