Kop. 7 R7, Suchodolski WN 1967, Type III/IV 8 hybrids (6 known specimens).
Information provided by Mr. Mateusz Bogucki.
Coin struck at the Poznań Mint. Occurrences: Czapscy, 2 copies; MN Warsaw, 1 copy; Berlin, 2 copies; Fitzwilliam Museum in Cambridge, 1 copy; Gumowski made a rub-off of another copy, the origin of which is unknown. Additionally, in 2020, Kunker sold 1 copy (page 498):
Obverse: Head of the prince facing left, inscription: BOLIZLAVVS; Reverse: A chapel, inscription: AREAHLAT, silver, weight 1.13 g, diameter 19.85 mm, broken into two pieces, old patina, a very rare coin with no listings on the domestic numismatic market.
