The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #493 SPAIN 1937 Portico, 1p blue and orange, center inverted, bright colors, lightly hinged (if at all), natural gum wrinkle, v.f., with APS cert. A rare stamp, only 200 printed (YT 596a) * Catalog #637a Catalog Value €450 | Unsold |
