U.S. & Worldwide; The Alexander Collection of Russia
September 14-16, 2010
| Images | Description | Current Bid |
 | Lot #545 GERMANY Air Post 1913 Liegnitz vignette tied by violet "Flugpost A.D. Katzbach 9.11.13" pmk on "Liegnitz" special ppc, used in combination with 5pf green, "Sachsen" and "Hamburg-Amerika Linie Abtlg. Luftschiffahrt" hs, v.f.,  Catalog #Mi.11 Catalog Value € 3,500 | Price Realized $1,900.00 |
