U.S.A. (1975) Pioneer 10* passing Jupiter*. Color shift resulting in double image of Jupiter and its moons. Scott No 1556. Yvert No 1044.
AVAILABLE AT $40
GUINEA (1962) Doves*. Olive branch*. Overprinted "La Conquete De L'Espace". Strip of 3 with overprint missing on bottom stamp. Scott No C35, Yvert No PA22.
AVAILABLE AT $65
GUINEA (1962) Doves*. Olive branch*. Overprinted "La Conquete De L'Espace". Stamp with inverted overprint in orange. Scott No C36, Yvert No PA23.
AVAILABLE AT $50
GUINEA (1962) Doves*. Olive branch*. Overprinted "La Conquete De L'Espace". Stamp with double overprint , one inverted, in red. Scott No C36, Yvert No PA23.
AVAILABLE AT $50
GUINEA (1962) Doves*. Olive branch*. Overprinted "La Conquete De L'Espace". Stamp with overprint inverted, in red. Scott No C36, Yvert No PA23.
AVAILABLE AT $50
GUINEA (1962) Doves*. Olive branch*. Overprinted "La Conquete De L'Espace". Stamp with double overprint , one in orange, one in red. Scott No C36, Yvert No PA23.
AVAILABLE AT $50
BULGARIA (1962) Pavel Popovich*. Vostok 4*. Used stamp with massive color shift resulting in "ghost" helmet. Normal stamp shown for comparison. Scott No C95.
AVAILABLE AT $50
BULGARIA (1962) Pavel Popovich*. Vostok 4*. Margin strip of 5 with bottom stamp imperforate horizontally. Scott No C95.
AVAILABLE AT $75
BULGARIA (1967) Vostok satellite*. Horizontally imperforate at top. Scott No 1615.
AVAILABLE AT $55
BULGARIA (1967) Gagarin*. Tereshkova*. Leonov*. Vertically imperforate at left. Scott No 1630.
AVAILABLE AT $75
YEMEN (1969) Satellite*. ITU emblem*. Olympic rings*. Map of Japan*. Imperforate S/S overprinted with names of dead astronauts. Overprint in red. Michel No 23Bb. Catalog 200 €.
AVAILABLE AT $80
YEMEN (1969) Satellite*. ITU emblem*. Olympic rings*. Map of Japan*. Imperforate S/S with inverted overprint. Michel No 23Ba.
AVAILABLE AT $100
YEMEN (1969) Satellite*. ITU emblem*. Olympic rings*. Map of Japan*. Block of 4 with inverted overprint. Michel No 181A.
AVAILABLE AT $100
MALDIVES (1970) First manned moon landing*. Imperforate with PHILYMPIA overprint inverted. Scott No 343.
AVAILABLE AT $20
CHAD (1971) Apollo XI*. Soviet space station*. Trial print with the stamps sideways on a normally perforated sheetlet of 4. Scott No 231b-c.
AVAILABLE AT $150
U.S.A. (1974) Skylab*. Shift of the color black 2mm to the right. Scott No 1529. Yvert No 1016. Attractive error.
AVAILABLE AT $15
GHANA (1979) Scientific experiments on the moon. Imperforate block of 4 with PHILYMPIA overprint inverted.. Scott No 388.
AVAILABLE AT $160
GHANA (1979) Armstrong. Collins. Aldrin. Imperforate block of 4 with PHILYMPIA overprint doubled, one inverted.. Scott No 389.
AVAILABLE AT $160
(Image b)
AVAILABLE AT $120
GUYANA (1990) Women in space*. Set of 4 with inverted overprint "ROTARY INTERNATIONAL 1905-1990" in black. Scott Nos 2255//62.
AVAILABLE AT $75
GUYANA (1990) Tereshkova*. S/S with albino overprint "StampWorld London90". Scott No E23.
AVAILABLE AT $75
GUYANA (1990) Tereshkova*. S/S with inverted overprint "ROTARY INTERNATIONAL 1905-1990" in black. Scott No E25.
AVAILABLE AT $75
CANADA (1992) Canadians in space. Hologram stamp pair with part of hologram missing in top left stamp (black line below Earth). Scott No 1442.
AVAILABLE AT $125