ISLAMIC, 'Abbasid Caliphate. temp. Al-Ma'mun, AH 199-218 / AD 813-833. Dirham (Silver, 26 mm, 2.76 g, 4 h), citing Humayd, Madinat al-Salam, AH 204 = AD 819/820. SICA III, 1764. Good very fine.
From the Tabib Collection, formed over the past 40 years.