ItemNo: 40
Acc_no: AR0478
Ruler: al-Hadi (785-786 AD)
Dynasty: Abbasid Caliphate
Denomination: AR dirham
Ruler: Harun as prince
Mint: Ifriqiyah
Date: 169 AH
Weight (g): 2.65
Diameter (mm): 25
Die Axis: 1:30
References: unpublished variety?