Poland Elbing 3 Groszy 1632 Swedish Occupation. Gustav II Adolf (1626-1632). Obverse: Head of Gustav Adolph II to right with, legend around. Reverse: Roman numeral III over Vasa arms flanked by lions divides date. Legend in e lines below. Mintmaster's mark at bottom. Silver. KM 30; Iger E.32.2.a (R) NGC VF DETAILS