Ancient, British and World Coins, Medallions and Books

Henry VII, Facing Bust issue, Halfgroat, Canterbury, type IIIc, mm. tun, 1.35g/3h; Profile issue, Halfgroat, York, mm. martlet, keys below shield, 1.58g/12h (N 1712, 1751/1; S 2211, 2262) [2]. First good very fine, second nearly very fine but with small edge chip £100-150