Sources of the Apostolic Canon: with a Treatise on the Origin of the Readership and Other Lower Orders

The Sayings of Jesus: The Second Source of St. Matthew and St. Luke

The Date of the Acts and the Synoptic Gospels

Luke the Physician: The Author of the Third Gospel and the Acts of the Apostles

The Acts of the Apostles

The Letter from Rome to Corinth from the Era of Domitian: 1 Clement

The Expansion of Christianity in the First Three Centuries, 2 Volumes

History of Dogma, Volume 1

History of Dogma, Volume 2

History of Dogma, Volume 3

History of Dogma, Volume 4

History of Dogma, Volume 6

History of Dogma, Volume 4

History of Dogma, Volume 1

History of Dogma, Volume 7

History of Dogma, Volume 6

History of Dogma, Volume 3

History of Dogma, Volume 2

History of Dogma, Volume 7