A three voume set known as Faith of the Early Fathers by William A. Jurgens. Starts with the Didache (140 A.D.) and ends with St. John Damascene (725 A.D.) Includes Eastern and Western fathers from Clement, Ignatius, Augustine, Basil, Chrysostom, and Gregory. Includes a doctrinal index and also an index of scriptural references and citations. Stephen Ray used this series extensively in his book defending the papacy Upon this Rock