A set of rare city denarii of Sigismund II Augustus. Two are from Elblag - the first and last of the year (in 1557, after four years, the Elblag mint, managed by Michal Fischer, fulfills its contract and, having exhausted its silver stock, is closed again for more than 70 years).
Two are Danzig (1550 valued by Tyszkiewicz at 12 mk and 1554),