Source: PL-WRu I F 416 Cistercian Gradual (Silesia)Folio: 013vSequence: 3Feast: Nativitas DominiOffice: MASSGenre: GrVCantus ID: g00554aMode: 5Full text: Notum fecit dominus salutare suum ante conspectum gentium revelavit justitiam suam
Cantus Planus in Polonia 