Watch List notes:

TABERISTAN. Khalid ibn Barmak,(766-772 AD). Silver Hemidrachm (1.92 gm; 24 mm). Obverse; Sasanian bust to the right, name in Pahlavi in front of face, phrase APD in Pahlavi in the second quarter. Reverse: fire altar with attendants, mint "TPURSTAN (Tabaristan)" on the right, date: 118. The period coincides with reign of 2nd Abbasid Khalif; Al Manusr (754-775 AD). Choice FDC. Lustrous.