'Abbasid Caliphate. Al-Mahdi. AH 158-169 / AD 775-785. AR Dirham (23.7mm, 2.94 g, 1h). Qasr al-Salam mint. Dated AH 168 (AD 784/5). SICA 3, 1153-6; SCC 957; Album 215.1. Good VF.
The mint of Qasr al-Salam, ‘The Fortress of Peace’, was only operational between AH 167 and 169. It is thought to have been located a short distance south-east of Baghdad.
