Coin with the AR ownership point stamped on the reverse, from the collection of Antoni Ryszard.
Germany, Franconia, Speyer, Otto III (983-1002), Denarius, after 983
Obverse: Greek cross, in each corner a large ball, a small ball and a wedge
Reverse: a chapel with a pointed roof, inside an x made of five balls, a legend
Diameter 19 mm, weight 0.82 g
