Poland - WWII German Occupation - Pattern 5 Groszy 1939 - closed hole in center (rf. KM35, Parch.9b, Chałupski 2.8.1.b/ R8) - Obv: Crowned eagle with wings open / Rev: Stylized value - Zinc - PCGS MS63, this coin is one of the few known original pieces of the 5 Groszy coin without a hole, extremely rare highly sought after