The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #485 SAUDI ARABIA Hejaz 1924 10pi violet and dark brown, center inverted, n.h., also 10pi violet, plate proof with center inverted, fine, the former with Sismondo cert. **P Catalog #L50a,L50aP | Price Realized $150.00 |
 | Lot #486 SAUDI ARABIA Hejaz 1924 10pi violet and dark brown, center inverted, overprinted in red, disturbed gum, fine * Catalog #L107b | Price Realized $150.00 |
 | Lot #487 SAUDI ARABIA Hejaz 1925 10pi red and green, perf. and imperf. singles, also selection of 10 different imperforate trial color proofs incl. center only, frame only shifted centers and 10pi orange and green center inverted, with or without gum, fine-v.f., scarce lot, with Sismondo certificate P Catalog #L168/186P | Price Realized $500.00 |
 | Lot #488 SAUDI ARABIA Hejaz 1925 10pi red and green, center inverted, overprinted in black, h.r., irregular perfs at right, still fine and scarce stamp, with Sismondo cert. * Catalog #L168a | Price Realized $150.00 |
