Book 2 — Chapter I. Origin and Rise of the Papacy
Reading edition
b H. H. Milman, History of Latin Christianity.
c Leopold von Ranke, History of the Popes.
d Victor Duruy, Histoire du Moyen Age.
e O. J. Reichel, The See of Rome in the Middle Ages.
f J. Bass Mullinger, article on “Popedom,” in the Encyclopædia Britannica.
g Henry Stebbing, History of the Christian Church.
h John Wm. Draper, History of the Intellectual Development of Europe.
i Gregory of Tours, Annales Francorum.
j Andreas Thiel, Epistolæ Romanorum Pontificorum.
k Gregory the Great, Letters and Dialogues.
l Edward Gibbon, Decline and Fall of the Roman Empire.