UPPER VOLTA (1960b) Warthog Mask*. Sepia printer's proof. Scott No 76, Yvert No 76. These are the rarest of the French proofs. Only 3-4 were made from the unhardened die as a final check before printing.
AVAILABLE AT $200
| LEGEND | Bid Sheet (English) | Ordre d'achat (Français) |
| Lot No | Type | Description | Price |
| 19152 | EP |
UPPER VOLTA (1960b) Warthog Mask*. Sepia printer's proof. Scott No 76, Yvert No 76. These are the rarest of the French proofs. Only 3-4 were made from the unhardened die as a final check before printing.
|
AVAILABLE AT $200 |