Watch List notes:

Ottoman, Mahmud II (1223-1255h), ¼-Zeri Mahbub (2), Qustantiniya 1223h, years 1 & 2 (OC 30-062-01; Pere 751; KM 605). The first creased otherwise extremely fine, the second with edge split otherwise as struck. (2)

Estimate: £40-50