Contents: v. 1. <The Land of Iran, edited by W. B. Fisher>.- v. 2. <The Median and Achaemenian periods>.- v. 3. (1,2) <The Seleucid, Parthian and Sasanian periods>.- v. 4. <From the Arab invasion to the Saljuqs>.- v. 5. <The Saljug and mongol periods, edited by J. A. Boyle>.- v. 6. <The Timurid and safvid periods>.- v. 7. <From Nadir shah to the Ispamic republic