Source: Missale notatum OlomucenseFolios: 178rFolio: 178rSequence: 2Full text (or incipit): Natus ante seculaOffice: MASSGenre: SqRubrics: In secunda missaFeast: Nativitas DominiCantus ID: ah53015Form: MImage link: https://imagines.manuscriptorium.com/loris/AIPDIG-VMO___R_59________3WLJRL4-cs/I…
