MALI (1975) Ampère*. Die proof in black signed by the engraver COMBET. Scott No C258, Yvert No PA265. Rare!
AVAILABLE AT $140
13082
EA
FRANCE (1944) High voltage power line*. Die proof in blue of parcel post stamp (Interest to 1000Fr) signed by the engraver. Scott No Q199, Yvert No 220A.