FRENCH WEST AFRICA (1947) Bamako Dike. Die proof in black signed by the engraver MUNIER. Scott No 37, Yvert No 24. Rare!
AVAILABLE AT $140
CAMBODIA (1960) Chhouksar dam. Trial color proofs in strip of 5. Water conservation. Scott No 83, Yvert No 93.
AVAILABLE AT $75
IVORY COAST (1961) Ayamé Dam. Sepia printers proof with control punch at bottom. Scott No 192, Yvert No 200. Only 3-4 exist. Very rare!
AVAILABLE AT $200
EAST GERMANY (1968b) Pöhl Dam. Set of 4 imperforate progressive proofs from the archives of the East German printers. Each proof shows the addition of a single color. Scott No 1040, Yvert No 1097. Only about 10 copies exist. Rare!
AVAILABLE AT $200
EAST GERMANY (1968c) Ohra Dam. Set of 4 imperforate progressive proofs from the archives of the East German printers. Each proof shows the addition of a single color. Scott No 1041, Yvert No 1098. Only about 10 copies exist. Rare!
AVAILABLE AT $200
EAST GERMANY (1968d) Rappbode Dam. Set of 4 imperforate progressive proofs from the archives of the East German printers. Each proof shows the addition of a single color. Scott No 1042, Yvert No 1099. Only about 10 copies exist.Rare!
AVAILABLE AT $200
ST. PIERRE & MIQUELON (1976) Vigie Dam. Imperforate corner block of 4. Scott No 450. Yvert No 452.
AVAILABLE AT $75