Kossoy Collection of Poland; U.S. & Worldwide Stamps
September 11-13, 2012
| Images | Description | Current Bid |
 | Lot #1194 RUSSIA Air Post 1961 6k on 60k blue, upper right sheet corner block of four, one missing "6" variety, also "KOP" displaced to left at upper right (this variety occurs once per sheet), n.h., v.f., rare (Standart 2564Ta)  **Catalog #C99var Catalog Value €2,500 | Unsold |
