Heller 1422 - 1430 Sigismund of Luxemburg Duchy of Wroclaw Wroclaw

obverse: head of Saint John,
around the letter W M W M,
reverse: the earliest variant of the lion - the so-called "Beda's dog" above the letter "W" (probably a mint curiosity - double minting),
gloss;

Kopicki: 8765a R2,
Friedensburg: 554 / 99,
Paszkiewicz: 1.8