Greek Asia. Tabaristan. Abbasid Governor. Hani (171-175 AH/787-791 AD). AR Hemidrachm. Dated PYE 137 (172 AH/788 AD). D/ Crowned Sasanian-style bust right. R/ Fire altar flanked by attendants; pellets flanking flames. Malek 110. AR. g. 2.00 mm. 23.30 EF.