ABBASID CALIPHS, al-Mansur, Year 139. Æ (2.72 gm; 16 mm). Obverse, kufi/Arabic phrase starting at first line "al-Imam" to second "not legible" and then to 3rd line Abdullah (Name of Khalif Mansur), reverse Bismillah, followed by name in Arabic "Tbrstan"(Tabaristan?) , followed by date 139. Original find patina. Choice EF. Rare.