Watch List notes:

WORLD COINS, ISLAMIC, Abbasid, temp. al-Mansur b. Muhammad, Silver Dirhams (5), Madinat al-Salam 155h, 2.92g (A 213.1); al-'Abbasiya 156h, with governor's name, 2.79g (A 213.3); Madinat al-Salam 156h, 2.96g (A 213.1); Madinat al-Salam 157h, 2.88g (A 213.1). Madinat al-Salam 158h, 2.93g (A 213.1). First extremely fine, second about very fine but rare, the others very fine. (5)

Estimate: £60-80