'Abbasid caliphs
al-Ma'mûn 'Abd-allâh, 195-218 H./810-833 AD. Dirhams 200 and 217 H., Madînat Samarqand and Samarqand, the first with the title of the vizier "Dhû r-riyâsatain" below rev. field, the second of anonymous reform type. 2,75 g. and 3,00 g. Lowick/Savage 2671 and 2721; SICA 3 nos. 901 and 929. 2 pieces About extremely fine and good very fine
Acqu. Jean Elsen, Brussels, list 219, January 2002, no. 632 and Gorny & Mosch, Munich, auction 143, 2005, no. 5489.