English Medieval Coins - Edward IV - Canterbury - Halfgroat. 1477-1480 AD Second reign, type XVIII. Obv: facing bust with C on breast within tressure with EDWARD DI GRA REX ANGL FRA legend and 'rose' mintmark. Rev: long cross and pellets with C at centre dividing POSVI DEVM ADIVTORE MEVM and CIVI TAS CAN TOR legends for Canterbury mint. S. 2107; N. 1638. 1.26 grams. ("). Very fine.