ISLAMIC, 'Abbasid Caliphate. temp. Al-Mahdi. AH
158-169 / AD 775-785. AR Hemidrachm 23mm,
1.95g. Tabaristan mint. Dated PYE 133 (AH 168 [AD
784/5]). Crowned Sasanian style bust right;
Arabic afzut (= strong) before / Fire altar flanked by
attendants; stars flanking flames. Malek 156.2;
Album 73. EF.