Bulgaria 1958 International Geophysical Year - Sputnik 1
Bulgaria · 1958 · 12 st
This stamp commemorates the International Geophysical Year (IGY) of 1957-1958. The design features the Soviet satellite Sputnik 1, the first artificial Earth satellite, orbiting the globe. The inscription "МЕЖДУНАРОДНА ГЕОФИЗИЧНА ГОДИНА" translates to "International Geophysical Year".
Issued during the Cold War, this stamp highlights the Soviet Union's early lead in the Space Race, a significant propaganda and scientific achievement celebrated by Eastern Bloc countries like Bulgaria.
Printing Method
Photogravure
Catalog Numbers
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