Arrangement; The Monotheistic Cosmology; Theology; Doctrine of the Logos; Doctrine of the World and of Man; Doctrine of Freedom and Morality; Doctrine of Revelation (Proofs from Prophecy); Significance of the History of Jesus; Christology of Justin; Interpretation and Criticism, especially of Justin's doctrines.
[1. The theological position of Irenæus and of the later contemporary Church teachers]
Characteristics of the theology of the Old Catholic Fathers, their wavering between Reason and Tradition; Loose structure of their Dogmas; Irenæus' attempt to construct a systematic theology and his fundamental theological convictions; Gnostic and anti-Gnostic features of his theology; Christianity conceived as a real redemption by Christ (recapitulatio); His conception of a history of salvation; His historical significance: conserving of tradition and gradual hellenising of the Rule of Faith.
[2. The Old Catholic Fathers' doctrine of the Church]
The Antithesis to Gnosticism; The "Scripture theology" as a sign of the dependence on "Gnosticism" and as a means of conserving tradition; The Doctrine of God; The Logos Doctrine of Tertullian and Hippolytus; (Conceptions regarding the Holy Spirit); Irenæus' doctrine of the Logos; (Conceptions regarding the Holy Spirit); The views of Irenæus regarding the destination of man, the original state, the fall and the doom of death (the disparate series of ideas in Irenæus; rudiments of the doctrine of original sin in Tertullian); The doctrine of Jesus Christ as the incarnate son of God; Assertion of the complete mixture and unity of the divine and human elements; Significance of Mary; Tertullian's doctrine of the two natures and its origin; Rudiments of this doctrine in Irenæus; The Gnostic character of this doctrine; Christology of Hippolytus; Views as to Christ's work; Redemption, Perfection; Reconciliation; Categories for the fruit of Christ's work; Things peculiar to Tertullian; Satisfacere Deo; The Soul as the Bride of Christ; The Eschatology; Its archaic nature, its incompatibility with speculation and the advantage of connection with that; Conflict with Chiliasm in the East; The doctrine of the two Testaments; The influence of Gnosticism on the estimate of the two Testaments, the complexus oppositorum; the Old Testament a uniform Christian Book as in the Apologists; The Old Testament a preliminary stage of the New Testament and a compound Book; The stages in the history of salvation; The law of freedom the climax of the revelation in Christ.
[3. Results to Ecclesiastical Christianity, chiefly in the West, (Cyprian, Novation)]
[(1) The Alexandrian Catechetical School and Clement of Alexandria]
Schools and Teachers in the Church at the end of the second and the beginning of the third century; scientific efforts (Alogi in Asia Minor, Cappadocian Scholars, Bardesanes of Edessa, Julius Africanus, Scholars in Palestine, Rome and Carthage)