The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #426 RUSSIA 1883 7k blue, groundwork inverted, never hinged and post office fresh, with handstamped guarantee on back, fine, with 2002 Mikulski cert. ("one of the finest known unused copies of this rare printing error") (catalogue value for hinged) ** Catalog #35b Catalog Value $ 1,600 | Price Realized $2,000.00 |
