Source: Praha, Knihovna Národního muzea, ms. XVI D 16Siglum: CZ-Pn XVI D 16Folios: 105vFolio: 105vSequence: 3Full text (or incipit): Lux iocunda lux insignisGenre: SqRubrics2: F VIFeast: De Spiritu SanctoCantus ID: ah54154Form: R