1987 1 RUBLE KONSTANTIN TSIOLKOVSKY RUSSIA

Commemorative 1 ruble coin from the Soviet Union, issued in 1987 to honour the centenary of Konstantin Tsiolkovsky, the pioneering rocket scientist and father of astronautics. This silver coin celebrates his revolutionary contributions to space exploration and scientific advancement. A significant piece of numismatic history, perfect for collectors of Soviet commemoratives and space exploration memorabilia. Excellent condition with clear detail and historical significance.