Topical-Mathematics / Phisics

Showing 1–27 of 41 results

Alexander Popov – Russian physicist, inventor of radio. Illustrated Envelop
$0.60
Germany. FDC Mi. 1784. Centenary of Discovery of X-rays by Wilhelm Röntgen and commemorates the 150th Birth Anniversary of Wilhelm Röntgen (1845-1923). FDC Cancellation on Cachet Special Envelope
$1.28
Germany. FDC Mi. 2475. Albert Einstein, physicist. Centenary of Special Theory of Relativity. FDC Cancellation on Big Cachet Special Envelope.
$1.90
Germany. FDC Mi. 2658. 150th Birth Anniversary of Max Planck, 1858-1947, physicist, Nobel Prize Winner in 1918 FDC Cancellation on Big Cachet Special Envelope.
$1.90
Germany. FDC Mi. 758. Nicolaus Copernicus and Solar System. FDC Cancellation on Plain Envelope
$1.28
Italy. FDC Sc. 718-719. Globe designed with three-dimensional effect. Italy’s Admission to the UN. FDC Cancellation on FDC Envelop
$1.90
Netherlands. FDC Sc. B465-B468. Coloured cubes – Child Care. FDC Cancellation on FDC Envelop
$3.20
Netherlands. FDC Sc. B619-B622. Summer stamps. Antic Measure Instruments. FDC Cancellation on FDC Envelop
$1.90
Poland. FDC Sc. 982-984. Famous Poles. Nicolaus Copernicus. Andrzej Frycz-Modrzewski. Tadeusz Kosciuszko. FDC Cancellation on FDC 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. Anton Sushkevich – Soviet mathematician. Illustrated Envelop
$1.00
Russia. Aram Nalbandyan – Soviet Armenian physicist. Illustrated Envelop with special cancellation
$1.00
Russia. Dmitry Grave – Russian and Soviet mathematician Illustrated Envelop
$1.00
Russia. Evgeny Fedorov – Soviet Polar Researcher. Illustrated Envelop with original stamp
$1.90
Russia. Evgeny Fedorov – Soviet Polar Researcher. Illustrated Envelop with original stamp
$2.00
Russia. FDC Sc. 5509. Mikhail Lomonosov – Russian polymath, scientist and writer. FDC Envelop with FDC cancellation
$2.90
Russia. FDC Sc. 5509. Mikhail Lomonosov – Russian polymath, scientist and writer. Illustrated Envelop with FDC cancellation
$2.90
Russia. Heinrich Wild – Swiss meteorologist and physicist. Illustrated Envelop
$1.00
Russia. Ilya Kibel – Soviet mathematician, hydromechanic and meteorologist. Illustrated Envelop
$1.00
Russia. Ilya Vekua – Georgian mathematician. Illustrated Envelop with special cancellation
$1.90
Russia. Lev Landau – Soviet physicist. Illustrated Envelop with original stamp and FDC cancellation
$2.90
Russia. Mikhail Lomonosov – Russian polymath, scientist and writer. Illustrated Envelop with special cancellation
$1.90
Russia. Mikhail Lomonosov – Russian polymath, scientist and writer. Illustrated Envelop with special cancellation
$1.00