Abbasid, temp. al-Rashid with heir al-Amin (AH 170-193 /AD 786-809), AR Dirham. AH 180, Madinat al-Salam mint, naming governor Muhammad bin Yahya in marginal legend, Ja'far below, rev. naming heir al-Amin. A-219.9b. Album only recorded for this type the mint of al-Muhammadiya and Balkh. 2.91g, 25mm, 8h. Very Fine. Very Rare.