Source: Praha, Knihovna Národního muzea, ms. XIII B 9Siglum: CZ-Pn XIII B 9Folios: 395r-395vFolio: 395rFull text (or incipit): Sacrosancta hodierne festivitatisGenre: SqRubrics: De sancto AndreaFeast: AndreaeCantus ID: ah54030Form: T