Nicene and Post-Nicene Fathers

History of the Christian church

Principle of Protestantism As Related to the Present State of the Church

History of the Christian Church Vol II Ante-Nicene Christianity a D 100-325

Creeds of Christendom

History of the Christian Church, Volume VII

The Creeds of Christendom V3 Part One

Select Library of the Nicene and Post-Nicene Fathers of the Christian Church, Second Series, Volume 11

Life and Labors of St. Augustine

Teaching of the Twelve Apostles ... or, the Oldest Church Manual, the Didachè and Kindred Documents in the Original with Translations and Discussions of Post Apostolic Teaching . .

History of the Apostolic Church, with a General Introduction to Church History. Tr. [from Geschichte der Christlichen Kirche] by E. D. Yeomans [and Revised by the Author]