AR Hemidrachm, 23mm, 1.92 g, 6h, Tabaristan mint PYE 137/AH 172-3/CE 788-789
Album 69
O: stylized bust of Khushro II, with Arabic inscription in front هانى, ("Hani"), Pahlavi inscription to left "may his glory increase" and in margins "excellent" and "good".
R: Fire altar with two attendants Pahlavi date to left and mint name TPRWSTAN to right.
Hani was appointed by Caliph Harun ar-Rashid CE 786-809