Preface; Some abbreviations used for reference in the notes; Part I. The Church in the Light of Scripture: A Living Organism, the Sacramental Outward of an Inner and Spiritual Reality: 1. God and 'institutional religion'; 2. Words and names; 3. The church or ekklesia; 4. Christ and the ekklesia; 5. The ekklesia visibile on Earth; 6. The ekklesia is sacramental; 7. The bodily frame; 8. 'We are not divided'; Part II. Continuity in the Organic Life of the Church through the Centuries; Section A. Continuity Unaffected by Diversity of Circumstance and Method: 10. Continuous variety; Section B. Known Continuity from the Second Century Onward: 10. Continuity since the second century; Section C. Continuity from Pentecost to the Second Century: 11. The tunnel; 12. Verbal ambiguities and obscurities; 13. Apostles, evangelists, and prophets; 14. Mission and authority; 15. Continuing the mission; 16. Clement, and 'the other ellogimoi'; 17. Ignatious, bishop and martyr, AD 110; 18. St Jerome's theory; Part III. Continuity an Essential of the Church and its Unity: 19. The principle of succession in the church; 20. Some discontinuities; 21. 'That they all may be one'; Index of references to holy scripture; General index.