Agnelli Ravennensis: Liber pontificalis ecclesiae
A study of the Church and churches in the Italian city of Ravenna. Written 830-846 A.D.
Boethii, Marci Severi: Consolatio Philosophiae
Boethius's Consolatio Philosophiae with grammatical and lexical notes, as well as an English translation.
Patrologia Latina
An extensive collection of early Christian Latin texts (from Tertullian 200AD to the death of Pope Innocent III 1216AD). Requires a subscription for access.
Rabanus Maurus: De rerum naturis
An encyclopedic compilation. Written in 842 - 846 AD.
The Confessions of Augustine: An Electronic Editio
Searchable online Latin text with detailed scholarly commentary by James J. O'Donnell.