Topical-Chemistry

Showing all 14 results

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
Great Britain – United Kingdom. FDC Sc. 806-809 Centenary of the Royal Institute of Chemistry. FDC Cancellation on FDC Envelop
$1.90
India. FDC Sc. 476. Birth Centenary of Marie Curie (1867-1934). FDC Cancellation on Cachet FDC Envelope
$4.90
Israel FDC Sc. 718-721 Technological Achievements in Israel FDC Cancellation on Cachet FDC Envelopel
$1.28
Russia. Aleksandr Palladin – Ukrainian biochemist, professor, Soviet academician. Illustrated Envelop with special cancellation
$1.00
Russia. Aram Nalbandyan – Soviet Armenian physicist. Illustrated Envelop with special cancellation
$1.00
Russia. Nikolay Beketov – Russian physical chemist and metallurgist. Illustrated Envelop with special cancellation
$1.00
Russia. Nikolay Emanuel – Soviet chemist Illustrated Envelop
$1.00
Russia. Norair Sisakian – Soviet Armenian biochemist, academic, one of the founders of space biology. Illustrated Envelop with special cancellation
$1.00
Sweden. FDC Sc. 1478-1482. Nobel Prize Winners – Chemistry. FDC Cancellation on FDC Envelop
$1.90
Sweden. FDC Sc. 637-638. Nobel Prize Winners 1903. Different Perforation. FDC Cancellation on FDC Envelop
$2.90
Sweden. FDC Sc. 842-844. Nobel Prize Winners 1909. Different Perforation. FDC Cancellation on FDC Envelop
$1.90
Sweden. FDC Sc. 986-989. Nobel Prize Winners 1912. FDC Cancellation on FDC Envelop
$1.90
Sweden. Nobel Prize Winners 1903. FDC Sc. 637-638. Different Perforation. FDC Cancellation on FDC Envelop
$1.90