CZECHOSLOVAKIA (1952) Emil Holub*. Native woman*. Die proof in red. 50th anniversary of death. Explorer in Africa in the footsteps of Livingston. Scott No 499, Yvert No 616. Czech proofs are very rare - only 2-5 were ever made!
AVAILABLE AT $150
AUSTRIA (1973) Ship "Tegetthoff"*. Black print. Scott No 949, Yvert No 1250. Discovery of Franz Josef Land centennial.
AVAILABLE AT $25
EAST GERMANY (1971) Explorer ship*. Imperforate phase proof in final colors. Scott No 1323, Yvert No 1391.
AVAILABLE AT $30
TONGA (1981) Sailing ship - arrival of Maurelle*. Monochrome proof on card. Discovery of Tonga by Maurelle. Scott No 489, Yvert No 484.
AVAILABLE AT $30
TONGA (1981) Map of Island*. Cromalin proof on card. Discovery of Tonga by Maurelle. Scott No 490, Yvert No 485.
AVAILABLE AT $80
U.S.A. (1940) Coronado and his captains*. Photo essay (See Note) of final design commemorating explorer. Scott No 898, Yvert No 450. Rare!
AVAILABLE AT $60
U.S.A. (1942) Daniel Boone*. Frontiersmen*. Photo essay (See Note) of final design commemorating Kentucky sesquicentennial. Scott No 904, Yvert No 456. Rare!
AVAILABLE AT $60