Germany PRUSSIA 6 Groszy 1757B & 1757C Friedrich II(1740-1786). Averse: Crowned bust to right. Averse Legend: FRIDERICUS BORUSSORUM REX. Reverse: Two adjacent shields of arms; eagle in each; 'VI' in between near top; large crown above divides date; mintmark at bottom. Reverse Legend: MONETA - ARGENTEA. Silver. KM A283; Olding FR 300. Lot of 2 Coins