Library / Patrologia Graeca (Open Greek and Latin)De vita Constantini libri IVEusebius of CaesareaDate339 (337–339), approximateLanguageGreekGenrePatristicOther versions:Greek: First Thousand Years of GreekEnglish: Nicene and Post-Nicene FathersLoading the text…← Oratio ad sanctorum coetumOther text in PG Vol. 21 (front matter, notes, unindexed pieces) →