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.- V. 7. From Nadir Shah to the Islamic Republic / edited by Peter Avery, Gavin Hambly, and Charles Melville