Source: SK-Bra (Bratislava) Antiphonary of Bratislava I EC Lad.3Folio: 182vSequence: 1Full text: O beata Caecilia quae duos fratres convertisti Almachium judicem superasti Urbanum episcopum in vultu angelico demonstrastiFeast: CaeciliaeOffice: MGenre: RPosition: 3.2Cantus ID: 007253