FeaturesCountry Poland Period People's Republic (1952-1989)Type Circulating commemorative coinYear 1964Value 10 Złotych (10 PLZ)Currency Third złoty (1949-1994)Composition Copper-nickelWeight 12.9 gDiameter 31 mmThickness 2.1 mmShape RoundOrientation Medal alignment ↑↑Demonetized 01-01-1978References Y# 52.2, Par# 227, Schön# 47.2, Fischer Po# OB052