Poland
Third Republic of Poland (from 1989) - Mint of Warsaw
medal depicting the building of the Warsaw Mint with the date 1766 - the monetary reform carried out by King Stanislaw August Poniatowski, Av: Monogram of the king, on the sides the date 17-66, legend WARSAW MINT, Rw: Mint building
copper-nickel 31.1 mm,19.43 g, struck with mirror stamps, medal in plastic cap