The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #541 URUGUAY 1920 Montevideo Harbor Lighthouse and Ships, 1c green and slate blue, imperforate block of four, center double, one inverted, apparently a plate proof on thin unwatermarked paper, minor toning and slight creases, with 2007 Carlos Hernandez Rocha certificate stating “original, only known copy” (!) A discovery copy, by Mr. Sagar, with regular perforated blocks included for comparison  PCatalog #226P | Price Realized $400.00 |
