Watch List notes:

Sogdiana. Caliph Al-Mahdi. 770-Ca. 775 AD. AR drachm (30.6 mm, 3.10 g, 9 h). ?Bukharakhudat type? type. With the Arabic legend ?Al Mahdi? behind the head / Top of crown is a crescent shape with a dot. Three large dots below the head. Walker XXIX 1-6, A C/L 94. VF, cleaned.