1924. Contains eight lectures by Moore, professor of Theology in Harvard University. The lectures were delivered before the Lowell Institute. Contents: The Authorities of the Early Christians; The Witness of the Earliest Christian Literature to the New Testament; The New Testament at the End of the Second Century; The Closing of the Canon in the West; The Closing of the Canon in the East. The Renaissance and the Reformation; The Canonization and the Origin of Church Government; The Canonization and the Beginnings of the History of Doctrine; The Idea of Authority in the Christian Church.