The Mahendra Sagar Collection of Inverted Centers
October 5-6, 2011
| Images | Description | Current Bid |
 | Lot #474 SAAR 1921 Pottery at Mettlach, 3m brown and dark olive, center inverted, n.h., fine, signed Brun, with APS cert. (Mi.66I) ** Catalog #80a Catalog Value €350 | Price Realized $140.00 |
 | Lot #475 SAAR 1921 10c on 30pf gray green & brown, basic stamp with frame inverted, also 2fr on 5m yellow and violet, basic stamp with yellow color inverted in frame, surcharge shifted with bars at top instead of bottom, h.r., first one with a large thin, otherwise fine-v.f., signed Brun and Calves, with Kalkstein certificates, very rare, the latter listed but unpriced (Mi.72PFIV,81PFIII) * Catalog #87var,96var | Unsold |
 | Lot #476 SAAR 1922 30c carmine and yellow, variety yellow background inverted, n.h., creases, otherwise fine, signed Behr, violet handstamped guarantee marks, with Kalkstein cert., rare ** Catalog #108var | Unsold |
 | Lot #477 SAAR 1948 Flood Relief souvenir sheet of four, 5f+5f (green) inverted and shifted downwards, n.h., v.f., with 2005 Christine Ney cert. ("der seltene block is in einwandfreier qualitat"),  **Catalog #Mi.Block 1K I Catalog Value €8,000 | Price Realized $10,000.00 |
 | Lot #478 SAAR 1948 Flood Relief souvenir sheet of four, both 6f+4f and 18f+12f values inverted, n.h., v.f.,, with 2005 Christine Ney cert. ("der seltene block is in einwandfreier qualitat"), ex-Dr. Schneider, apparently this is the only known souvenir sheet with two values inverted, unique! A regular souvenir sheet is included for comparison, **Catalog #Mi.Block 1K II Catalog Value €15,000 | Price Realized $26,000.00 |
