Watch List notes:

Qarakhanids. Muhammad b. Mas'ud. 566-574/1171-1179. Æ dirham (37.7 mm, 5.32 g, 2 h). Samarqand, ND. Tall, ornate calligraphy. Ruler named as al-Khaqan al-'Adl Ghiyath al-Dunya w'l-Din Qilij Tafghaj Khan; uncertain word above burhani(?). Kochnev 1058; Album 3401. aVF.