Title: Correspondence
Subjects: Biography, Bishops, Church history, Correspondence, Doctrines, Early works to 1800, Orthodox Eastern Church, Sources, European history: BCE to c 500 CE, World history, Ancient Greece, Ancient - Greece, History, History: World
Places: Byzantine Empire
People: Photius I Saint, Patriarch of Constantinople (ca. 820-ca. 891)
Time periods: Middle Ages, 600-1500