Christianity and History

History of Dogma, Volume 5

History of Dogma, Volume 4

History of Dogma, Volume 1

History of Dogma, Volume 6

History of Dogma, Volume 2

History of Dogma, Volume 7

Sources of the Apostolic Canon

Beiträge Zur Textkritik Von Origenes' Johnnescommetar Von Paul Koetschau Analecta

Constitution & Law of the Church in the First Two Centuries

Expansion of Christianity in the First Three Centuries