Stamps Category Science

SOLAR ENERGY
Herberth Sierra Licona
Discovery of electromagnetic waves
Pedro Gruenholz
10th Anniversary of the Humboldt Planetrium - Mars.
Herman Cudris Castaņeda
Space Weather
Jose Roberto Lara
Venezuelan Congress of Engineering - 1861 College of Engineers of Venezuela.
Herman Cudris Castaņeda
Dr. Luis Daniel Beauperthuy.
Herman Cudris Castaņeda
Gas Plant
Francisco Minguez
Solar energy
Francisco Minguez
U. -Man in Space-Mercury Project
Herman Cudris Castaņeda
Energy Development - Energy Development
Herman Cudris Castaņeda