Watch List notes:

Poland 6 Groszy 1666 AT Bydgoszcz. John II Casimir Vasa(1648-1668). Averse: Large crowned bust right in linear circle. Reverse: Crown above three shields. On the obverse with the coat of arms. End of the obverse legend M D L R on the reverse Slepowron to the right. Silver. Kop. 1679