Greek Asia. Tabaristan. Abbasid Caliphate. temp. al-Rashid. (170-193 AH/786-809 AD). AR Hemidrachm, 771-780. Obv. Bust in Sassanian style right, crowned, draped. Rev. Fire-altar surrounded by two attendants. Album 65. 1.74 g. 24.00 mm. R. Good VF.