FRANCE (1956) Flammarion*. Observatory*. Die proof in black signed by the engraver SERRES. Flammarion did much to popularize astronomy and believed in extraterrestrial life, including advanced civilizations on Mars. Scott No 792,Yvert No 1057.
AVAILABLE AT $140
MONACO (1996) Discovery of Neptune. Set of 2 die proofs (pos & neg) in black signed by the engraver ALBUISSON. Scott No 2014.
AVAILABLE AT $200
NEW CALEDONIA (2002) Edmond Caillard*. Telescope*. Stars*. Set of 2 die proofs (pos & neg) in blue signed by the engraver ALBUISSON. Scott No 902.
AVAILABLE AT $200
MONACO (2005) Gerard Kuiper. Die proof in black signed by the engraver ANDREOTTO. Scott No 2387.
AVAILABLE AT $140
MONACO (2005) Clyde Tombaugh. Die proof in black signed by the engraver ANDREOTTO. Scott No 2388.
AVAILABLE AT $140
MALI (1980) Kepler*. Die proof in black signed by the engraver LARRIVIERE and also by the designer!. Scott No C388, Yvert No PA386.
AVAILABLE AT $160