| Assignment | Rubrics | Genre | Item | P.N |
|---|---|---|---|---|
| Dec/25/Nativitas/Christmas Eve | H | Te Deum | 39 (23r) | |
| Dec/25/Nativitas/Christmas Eve | Dominus vobiscum. Et cum spiritu tuo. Initium san… | Ev | Liber generationis | 39 (23r) |
| Dec/25/Nativitas/Christmas Eve | H | Te Deum | 39 (23r) | |
| Dec/25/Nativitas/Christmas Eve/Office/1 | Et finita communione: In splendoribus, dicuntur l… | Ant | Genuit puerpera regem | 41 (25r) |
| Dec/25/Nativitas/Christmas Eve/Office/1 | Ps | Dominus regnavit | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/2 | Ant | Angelus ad pastores ait | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/5 | Ant | Parvulus Filius | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/2 | Ps | Iubilate Deo … servite | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/3 | Ant | Facta est cum angelo multitudo | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/3 | Ps | Deus Deus meus ad te | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/4 | Ant | Quem vidistis pastores | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/4 | Ps | Benedicite omnia opera Domini Domino | 41 (25r) | |
| Dec/25/Nativitas/Christmas Eve/Office/5 | Non dicitur capitulum nec versiculus. | Ps | Laudate Dominum de caelis | 41 (25r) |
| Dec/25/Nativitas/Christmas Eve/Office | CantNT | Benedictus | 42 (26r) | |
| Dec/25/Nativitas/Christmas Eve/Office | Sed sacerdos incipit hanc antiphonam quae dicitur… | AntB | Gloria in excelsis Deo | 42 (26r) |
| Dec/25/Nativitas/Christmas Eve/Office | Or | Concede quaesumus omnipotens Deus ut nos Unigeniti tui nova | 42 (26r) |