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THIS IS CZECHOSLOVAKIA 1953 3 HALERE, ALUMINIUM UNC

Composition     Aluminium
Weight     0.65 g
Diameter     18 mm
Thickness     1 mm
Shape     Round
Technique     Milled
Orientation     Medal alignment ↑↑
Demonetized     31 January 1976
References     KM# 36, Schön# 40