The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #416 ROMANIA 1913 Annexation of Silistria, complete set of imperf. trial color proofs on card, also an additional 25b red brown and blue, plate proof on card, center inverted (with PFC stating "genuine, but decline opinion with respect to date of production") P Catalog #230-236P,235Pvar | Unsold |
