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2000 Years of Christ's Power: The Age of the Early Church Fathers by N. R. Needham
2000 Years of Christ's Power: The Middle Ages by N. R. Needham
2000 Years of Christ's Power: Renaissance and Reformation by N. R. Needham
2000 Years of Christ's Power: The Age of the Early Church Fathers 
2000 Years of Christ's Power: The Middle Ages 
2000 Years of Christ's Power: Renaissance and Reformation 