Prussia (Brandenburg Preussen), for Silesia. 2 Groschel (Gröschel) 1751 B, Breslau, Friedrich II 1740-1786, Olding 320a, KM 921.2, Silver 18 mm, weight 1,01 g., Condition NGC MS 64, perfectly preserved, mint specimen with a mirror on the entire surface, very rare, practically not found in such excellent condition
