Germany, Brandenburg-Prussia 18 Groscher 1686 BA. Friedrich Wilhelm (1640-1688). Obverse: Bust Friedrich Wilhelm to the right. Lettering: • FRID• WILH• DG• M• B• S• R• I• A• & P• EL•. Reverse: Crowned Prussian eagle with script FW monogram on breast; tail divides 1 - 8. Lettering: SUPREMUS DUX IN PRUSSIA 1686 18 ꟾ BA. Silver. Slight surface damage. KM 468