Ante-Nicene Fathers, Volume VI: Translator's Biographical Notice on St. Pamphilus of Caesarea. Footnotes only useful for Windows users.
Catholic Encyclopedia: St. Pamphilus of Caesarea was born in Beirut and studied at the Catechetical School in Alexandria. Priest, scholar, martyr. Beheaded in 309.
For All the Saints: Paragraph on St. Pamphilus of Caesarea, also known as St. Pamphilius, and his companions in martyrdom.