Arab-Sasanian, Abbasid Governors of Tabaristan, Suleiman, Post-Yazdegard Era year 133-137 = AH171-173 (787-789 CE), silver Hemi-drachm, 23mm, 1.62g, Tabaristan mint, obverse; name in Arabic before bust, face replaced by diamond frame containing Arabic character bakh
, reverse; fire-altar and attendants, date at left, PYE 137, Mitchiner (A&C)# 1384, Album-111, AUNC
