Source: Missale ecclesiae PragensisSiglum: CZ-PLm 501 A 001Folios: 264rFolio: 264rSequence: 2Full text (or incipit): Hodierne lux diei celebris in matrisGenre: SqRubrics: Item alia de dominaFeast: De BMVFeast (text): De BMVCantus ID: ah54219Form: T