v. 1. The land of Iran, edited by W. B. Fisher.
v. 2. The Median and Achaemenian periods, edited by Ilya Gershevitch.
v. 3. The Seleucid, Parthian, and Sasanian periods, edited by Ehsan Yarshater (2 pts.).
v. 4. The period from the Arab invasion to the Saljuqs.
v. 5. The Saljuq and Mongol periods, edited by J. A. Boyle.
v. 6. The Timurid and Safavid periods, edited by Peter Jackson and Laurence Lockhart.