A historical survey of the Nestorian Church (East Syrian Church) from Mesopotamia to Persia and China, with emphasis on church organization and expansion. A new English translation of the Chinese Nestorian Documents from Dunhuang is given together with commentary and analysis. Contents: The Discovery of the Nestorian Tablet--The Origin of Nestorianism--The Beginning of the Nestorian Church--The Nestorian Church in Persia--Nestorians in China--The Chinese Nestorian Documents--Nestorian Documents in Dunhuang: A New English Translation.