Watch List notes:

Greek coins

Populonia. 20 units after 211, AR 8.59 g. Gorgoneion; below, X:X. Rev. Blank. Vecchi, Rasna 51.6 (this coin). Vecchi 58.1 (this coin). SNG Lockett 40 (these dies). Historia Numorum Italy 152.
A magnificent specimen struck in high relief and with a
superb old cabinet tone. Extremely fine
Ex NAC sale 7, 1994, 65. From the A.D.M. collection.