Source: Graduale latino-bohemicumFolios: 106v-108rFolio: 106vSequence: 1Full text (or incipit): Mater patris natiOffice: MGenre: SqRubrics: AliaFeast: De BMV Adv.Cantus ID: ah54281Form: MNotes: Rubric "iiii" at the left marginImage link: https://imagines.manuscriptorium.com/loris/AIPDIG-NKCR__VI_B_24_____2JDQ4VD-cs/I…
