Islamic Abbasid Harun al-Rashid هارون الرشيد ( AH 170-193/786-809 AD), AR dirham.
2.57gm, 25.3mm, minted in al-Mubaraka (North Africa, Tunisia) in the year 174 AH.
Citing - Nasr bin Habib (نصر بن حبيب), who was the governor of Ifriqiya.
Zeno-353436 (It's me there), Album-219.2a. Good very fine, bold and very rare mint for Abbasid al-Mubaraka. RR