CRUSADERS. Crusader Imitations of Islamic Dirhams. Half Dirham (Silver, 13 mm, 1.47 g, 6 h), imitating an Ayyubid half dirham from Dimashq, Akka (Acre). Album 850A. CCS 4. Metcalf, Crusades, 222 ff. Wäckerlin 249. Light corrosion, otherwise, very fine.