Anonymous semilibral series.     AE Semuncia, Campanian mint (Capua/Cales), 217-216 BC.   Obv.    Head of Mercury right, wearing winged petasus.        Rev.   ROMA. Prow right.     Cr. 38/7.     5.12 g.   20.5 mm.        Pleasant greenish brown patina. Roughnesses.    VF.