Martin of Braga , complete works in Latin, thanks to Angus Graham. Edward Gibbon's Decline and Fall of the Roman Empire is deservedly a classic. Though deeply flawed in both learning and argument by modern standards, it remains a powerful influence on the way we have shaped our thoughts about the late antique past. See also excerpts from the first twenty chapters . The Rule of Benedict is available in Latin, English, and Hungarian.
Additional material is available at the site's home page .
In both English and Latin, Adamnan's LLife of Columba from the St. Columba Home Page . See also the Latin text of his Psychomachia . A large and growing collection of primary texts in music and music theory from late antiquity through the middle ages is supplied by Thomas J. Mathiesen's Thesaurus Musicarum Latinarum project at Indiana University. Oliver Phillips of the University of Kansas provides a Latin text of the Mosella of Ausonius . Robert Hollander's recent study in my Recentiores series insists that he did.