The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #169 GERMANY 1922-23 20m indigo and green, background inverted, left margin block of four, n.h., upper left stamp with heavy gum soak, otherwise fine-v.f., signed Dr. Oechsner (Mi. 196I)  **Catalog #196b Catalog Value €400 | Unsold |
