Source: SK-Bra (Bratislava) Antiphonary of Bratislava IIa EC Lad.4Folio: 094vSequence: 2Full text: Diem festum praecelsae genetricis dei virginis Mariae sollemniter celebremus quo inchoata est ejus felix nativitasFeast: Nativitas MariaeOffice: MGenre: RPosition: 2.1Cantus ID: 006441