Sede Vacante 1154
December 3-4 , 1154
Documents concerning the Election of 1154
- List of Cardinals who were with Pope Eugenius III in Trier in 1147 [Balderic, Gesta Alberonis]
- Letter of Pope Eugenius III to the Clergy of Rome, about Arnold of Brescia (July 15, 1148) [Migne, PL 180, 1358]
- Narrative of the Historia Pontificia, 1147-1155 [MGH SS 20, 537-538]
- Letters of the Roman Senate to Conrad III about affairs in Rome
- 1151 A.D.: Promotion and Creation of Cardinals [Historia Pontificia]
- Bernard of Clairvaux on the Election of Eugenius III [Epistolae 237]
- Bernard of Clairvaux on Cardinal Jordanus Bubonis (Orsini) [Epistolae 290]
- Cardinal Boso, "Life of Pope Adrian IV", on Arnold of Brescia [Watterich II, 324]
- Otto of Frising on Arnold of Brescia [Gesta Friderici I, book 2. 20]
- Letter of Pope Eugenius III to Abbot Wibald about Arnold of Brescia
