ISLAMIC, Mongols. Great Khans. Uncertain rulers, AD 1230s-1250s. Dirham (14 mm, 3.20 g). Citing the ʿAbbasid caliph al-Mustansir billah (AH 623-640 / AD 1226-1242) within a circle, ‘al-Mustanṣir / billāh amīr / al-muʾminīn’ (‘al-Mustansir billah, the Commander of the Believers’ in Arabic). Rev. Within a circle, ‘be-qovvat-e / āfaridegār-e / ʾālam’ (‘By the power of the creator of the world’ in Persian). Album 1978K. Rare. XF