Source: Graduale magnumSiglum: PL-WRu B 1714Folios: IrFolio: IrSequence: 2Full text (or incipit): Stirpe Maria*Genre: SqRubrics: SequenciaRubrics2: Nativitatis MarieFeast: Nativitas MariaeFeast (text): Nativitas MariaeCantus ID: ah53095Form: R