Topical-Science / Scientist

Showing 28–54 of 103 results

Nikolai Vavilov – Russian and Soviet agronomist, botanist and geneticist. FDC Envelop with FDC cancellation
$1.90
Poland. FDC Sc. 982-984. Famous Poles. Nicolaus Copernicus. Andrzej Frycz-Modrzewski. Tadeusz Kosciuszko. FDC Cancellation on FDC Envelop
$1.00
Portugal. FDC Sc. 816-817. Ferreira da Silva Teacher, Birth Centenary. FDC Cancellation on FDC Envelope
$14.00
Russia Sc. 4971. 1981. 50th Anniversary of Institute of Chemical Physics. FDC Envelop with FDC Cancellation
$1.90
Russia Sc. 5020 1982. Tartu university. FDC Envelop with FDC Cancellation
$1.90
Russia Sc. 5617-5619. 1987. Science in USSR. FDC Envelop with FDC Cancellation
$3.90
Russia. “Lomonosov Readings – 1982” – annual scientific conference organized by Moscow State University. Illustrated Envelop
$1.00
Russia. “Lomonosov Readings – 1984” – annual scientific conference organized by Moscow State University. Illustrated Envelop
$1.00
Russia. “Perseus” – the first Soviet research ship. Unused Illustrated Envelop
$1.00
Russia. “Science and Life” – Russian and Soviet monthly popular science-based illustrated magazine. Unused Illustrated Envelop
$1.00
Russia. 1977. 7th Congress and 30th Anniversary of the All-Union Society “Knowledge” Cover with Original Stamp and Special Cancellation
$1.00
Russia. 1979. 9th Pacific Scientific Congress “Natural Resources for the Benefit of Humanity”. Khabarovsk, USSR Cover with Original Stamp
$1.00
Russia. 1980. 225th Anniversary of the Moscow Lomonosov State University. Cover with Original Stamp
$1.00
Russia. 1982. 100 years of the All-Union Order of Lenin Scientific Research Geological Institute. Cover with Original Stamp
$1.00
Russia. 1982. 25th Anniversary of the International Geophysical Year. Cover with Original Stamp
$1.90
Russia. 1985. 25th Anniversary to the Moscow Friendship University . Cover with Original Stamp
$1.00
Russia. 1985. 25th Anniversary to the Moscow Friendship University . Cover with Original Stamp with First Day Cancellation
$1.90
Russia. 50 years to the journal of the Komsomol Central Committee ” Tekhnika Molodezhi “. Unused Illustrated Envelop
$1.00
RUSSIA. 9th International Conference on Clouds Physics. Post Card with Original Stamp
$1.00
Russia. Aleksey Krylov – Russian naval engineer, applied mathematician. Illustrated Envelop
$1.00
Russia. Alexander Dinnik Soviet mechanical scientist Illustrated Envelop
$1.00
Russia. Alexander Friedmann Russian and Soviet physicist and mathematician Illustrated Envelop
$1.00
Russia. Alexander Stoletov – Russian physicist, founder of electrical engineering. Illustrated Envelop with original stamp
$1.00
Russia. Alexey Sokolovsky – Soviet scientist in the field of soil science. Illustrated Envelop
$1.00
Russia. Anatoli Blagonravov Russian space scientist and diplomat. Illustrated Envelop
$1.00
Russia. Anton Sushkevich – Soviet mathematician. Illustrated Envelop
$1.00
Russia. Aram Nalbandyan – Soviet Armenian physicist. Illustrated Envelop with special cancellation
$1.00