The smallest denomination of the mint of Casimir the Great.
Late type, with simplified depictions of the royal head and eagle.
Variety with KAZIMIRVS on both sides. Additionally with the rare ending of the obverse legend ◦ P ◦.
Piece from the collection of Tadeusz Kalkowski, complete with his envelope.
On the reverse is an ink number from an old collection.
Silver, diameter 10 mm, weight 0.17 g.