Watch List notes:

ISLAMIC, Persia (Pre-Seljuq). Tahirids. temp. Tahir I ibn al-Husayn. AH 205-207 / AD 821–822. AR Dirhem (27mm, 2.91 g, 5h). Harat mint; al-Shukr bin Ibrahim, local governor. Dated AH 206 (AD 821/2). SICA 3, 2071-4; Album 1391A; ICV. VF, toned, a few deposits, slightly crimped flan.