ISLAMIC, 'Abbasid Caliphate. temp. Al-Mahdi, AH 158-169 / AD 775-785. Dirham (Silver, 24 mm, 2.82 g, 3 h), citing Yahya, Jayy, AH 162 = AD 778/9. SICA III, 729. Some deposits and the flan slightly bent, otherwise, very fine.
From the Tabib Collection, formed over the past 40 years.