Herman Cudris Castaņeda

Stamps Category Science Herman Cudris Castaņeda

Willam Rowan Hamilton (1805-1865) Centenary of the discovery of the Quaternions
Ireland
Igor Sikorsky (1889-1972)-VS300 Helicopter (1939)- Series: Pioneers of Aviation Manufacturer of He
United States
USSR- Third Soviet Sputnit - Launch of Sputnik- Outer Space-Space Travel.
Russia
Deep Sea Research Vessel - International Geophysics.
Yugoslavia
USSR - 21st Congress of the Communist Party - Earth Satellites, Lunar Rocket - Kremlin-Moscow
Russia
Agostino Bassi (1773-1856) Entomologist and Botanist - VI International Congress of Microbiology-Rome.
Italy
Szovjet Hioldraketa - Geofizikai ËV - Soviet Lunar Missile - Space Probe to the Moon
Hungary
DDR- Artificial Satellite Sputnik 1 - Series: Geophysical Year 1957/58 - Part of the Earth and Moon.
Germany
DDR- Vostok 1 - First Space Flyer:Yury Aleksevich Gagarin (1934-1968)First Soviet cosmonaut
Germany
DDR- Yury Aleksevich Gagarin (1934-1968) First Soviet cosmonaut and human being in space
Germany