IRELAND. John. As Lord of Ireland, 1172-1199. AR Halfpenny (14mm, 0.72 g, 11h). Second ('DOMinus') coinage, group 1b. Dublin mint; Norman, moneyer. Struck circa 1190-1198. Facing diademed head / + NORMAN ON DOO, voided cross potent, with annulet in each quarter. Withers VI 5/i; D&F 36 and 39; SCBC 6205. Light deposits. Toned. VF.