ItemNo: 2038
Acc_no: AR0025
Ruler: Umar ibn al-Ala (771-780 AD)
Dynasty: Abbasid Caliphate
Denomination: AR hemidrachm
Mint: TAPWRSTAN (Tabaristan)
Date: 127 PYE
Weight (g): 1.89
Diameter (mm): 24
Die Axis: 12:30
References: Malek 2004, no. 78.4