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

The Purpose of the Papacy

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

The English Church in the Middle Ages

Leo XIII., the Great Leader

Curiosities of Christian History Prior to the Reformation

The Rise of the Mediaeval Church And Its Influence on the Civilization of Western Europe from the First to the Thirteenth Century

Parish Priests and Their People in the Middle Ages in England

Il nipotismo di Roma, or, The History of the Popes Nephews from the time of Sixtus IV. to the death of the last Pope, Alexander VII

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

Islam

History of the Waldenses