Herman Cudris Castañeda

Stamps Category Science Herman Cudris Castañeda

Russia-USSR-CCCP.Russian Science and Art
Russia
Russia-Science and Art - Musical Instruments -USSR-CCCP.
Russia
Space Flight - McDivitt and White.
Nicaragua
Space Flight - McDivitt and White.
Nicaragua
Russian Scientist with Microscope - CCCP.
Russia
Chemical.
Russia
International Transport Exhibition 1965. S/920
Germany
Elizabeth II - Lister Centenary -Antiseptic Suregery-Lister Centenary-Antiseptic Surgery.
United Kingdom
Dr. Ignác Semmelweis 1818-1865.
Hungary
First Man on the Moon
United States