Peter's Rock in Mohammed's Flood, from St. Gregory the Great to St. Leo III

History of the Waldenses

Pius IX. And His Time

Crises in the History of the Papacy A study of twenty famous popes whose careers and whose influence were important in the development of the church and in the history of the world

Parish Priests and Their People in the Middle Ages in England

Curiosities of Christian History Prior to the Reformation

Christianity and Islam

Leo XIII., the Great Leader

L'Inquisition médiévale

Sketches of Church History, from A.D. 33 to the Reformation

The English Church in the Middle Ages