48. General Literature on the Papacy. (Chapter 4. The Papal Hierarchy and the Holy Roman Empire.) (History of the Christian Church) (Schaff, Philip)

*Bullarium Magnum Romanum a Leone M. usque ad Benedictum XIV. Luxemb., 1727-1758. 19 vols., fol. Another ed., of superior typography, under the title: Bullarum... Romanorum Pontificum amplissima Collectio, opera et studio C. Cocquelines, Rom., 1738-1758, 14 Tomi in 28 Partes fol.; new ed., 1847-'72, 24 vols. Bullarii Romani continuatio, ed. A. A. Barberi, from Clement XIII. to Gregory XVI., Rom., 1835-1857, 18 vols.

*Monumenta Germaniae Historica inde ab anno Christi quingentesimo usque ad annum millesimum et quingentesimum; ed. by G. H. Pertz (royal librarian at Berlin, d. 1876), continued by G. Waitz. Hannoverae, 1826-1879, 24 vols. fol. A storehouse for the authentic history of the German empire.

J. N. Murphy (R. C.): The Chair of Peter, or the Papacy and its Benefits. London 1883.