Title: Geschichte der Slawenapostel Cyrill und Method und der slawischen Liturgie
Subjects: Liturgical language, Slavic, Church Slavic, Liturgy, Catholic Church, History
People: Cyril Apostle of the Slavs, Saint (ca. 825-884 or 5), Cyril Saint, Apostle of the Slavs (ca. 827-869), Cyril Methodius Saint, Apostle of the Slavs (ca 827-869), Methodius Saint, Apostle of the Slavs (ca. 825-884 or 5)