Watch List notes:

Italy, Milan. Galeazzo Maria Sforza with his mother Bianca Maria Viscanti. 1466-1468. BI soldino (19.5 mm, 1.57 g, 5 h). Crowned serpent within frame / Crowned and nimbate Saint Ambrogio. CNI 3/8; MIR 195 R; Biaggi 1540. Nice VF. Rare.