Watch List notes:

TAHIRID: Tahir II, 845-862, AE fals (2.90g), al-Shash, AH241, A-B1395.2, Zeno-46871 (this piece), citing both Tahir and the governor Yahya along with mint & date in the obverse margin, plus the caliph al-Mutawakkil beneath the reverse and the caliphate heir-apparent Abu 'Abd Allah beneath the obverse field, excellent strike, choice VF, S.

Estimate: 80-100 USD