Watch List notes:

Further Coins From the Cabinet of Robert P. Ball | Calabria, Taras, AR Obol, 280-228BC, dolphin left, T below, rev. cockle shell, 11h, (Vlaso, 1522 var.) clean strike, light toning and rare variety, good fine to very fine.
Provenance: Purchased from Myers NYC by private treaty, 1978, $93
Estimate: £80 - £100