Germany Prussia 18 Groszy 1757 E Konigsberg. Friedrich II(1740-1786). Averse: Armored bust to right. Averse Legend: FRIDERICUS BORUSSORUM REX. Reverse: Crowned Prussian eagle with script FR monogram 18. Reverse Legend: MONETA AR - GENTEA (date). Silver. Forging defect. Olding 193a; Schrotter 1010