ISLAMIC, Ayyubids. Damascus. al-Salih I Ismail, AH 635, 637-43 / AD 1237, 1239-1245. Half Dirham (Silver, 11x12 mm, 1.38 g, 1 h), Dimashq (Damascus), date illegible. Within a square, ‘al-malik / al-Ṣāliḥ’ (‘King al-Salih’ in Arabic); illegible mint and date formula in the margin. Rev. Citing the ʿAbbasid caliph al-Mustansir billah (AH 623-640 / AD 1226-1242) within a square, ‘al-Imām / al-Mustanṣir’ (‘Imam / al-Mustansir’ in Arabic); in the margin, ‘[lā ilāha / illā Allāh] / waḥdahū / [lā sharīka lahū]’ (‘There is no deity but Allah, the One, there is no partner to Him’ in Arabic). Album 850.1. Rare. Areas of weakness, otherwise, extremely fine.