CONTENTS:- Vol.1: The Ancient World: Prehistoric Eras to 600 CE. Vol.2: The Expending World: 600 CE to 1450. Vol.3: The First Global Age: 1450 to 1750. Vol.4: Age of Revolution and Empire: 1750 to 1900. Vol.5: Crisis and Achievement: 1900 to 1950. Vol.6: The Contemporary World: 1950 to the Present. Vol.7: Primary Documents and Master Index.