Watch List notes:

Abbasid Governors of Tabaristan, 'Umar b. al-'Ala (155-164h), hemidrachms (4), all tapwrstan, varieties with name in Pahlawi only (2, one dated PYE 125 with abd - arwn in obverse margin, the other dated PYE120 with abd alone), with name 'Umar only in Arabic before bust, dated PYE129, and with name and patronymic in Pahlawi before bust and in Arabic in margin, dated PYE 125, 1.99, 1.87, 1.96, 1.97g (Malek 61, 74, 80, 77; Album 55[2], 56, 57), good very fine to about uncirculated, the last scarce (4)

Estimate: £150 - 200