Watch List notes:

ISLAMIC, Persia (Pre-Seljuq). Tahirids. Talha ibn Tahir. AH 207-213 / AD 822–828. AR Dirham (27mm, 2.93 g, 9h). al-Muhammadiya mint. Dated AH 209 (AD 824/5). SICA 3 1551; Album 1393; ICV 1417. VF, thick deposits on edge.