Herman Cudris Castañeda

Stamps Category Science Herman Cudris Castañeda

Eugene Ducretet (1844-1915)-Inventor- 75th Anniversary of the T.S.F Link, Eiffel Tower and the Pantheon of
France
VII National Eucharistic Congress - City of Curitiba
Brazil
World Congresses of Gastroenterology - Sao Paulo
Brazil
SKYLAB - Outer Space - Satellite
United States
Ed:4848- Science- 60 years European Organization for Nuclear Research.
Spain
Probe 3.
Romania
Space Probe "Luna-9" and Moon
Russia
International Geophysical Year.
Argentina
N.Armstrong - Apollo 11
Hungary
Kekulé - 100 Years Benzolformel.
Germany