| I-PS 121 | | 10r | | | | Sq | | Ecce veniet deus | ah40001 | | |
| I-PS 121 | | 12r | | | | Sq | | Cunctum orbem aeternitatis | ah37007 | | |
| I-PS 121 | | 13r | | | | Sq | | Benignissima domini | ah40002 | | |
| I-PS 121 | | 18r | | | | Sq | | Chricti hodierna pangimini | ah53017 | | |
| I-PS 121 | | 19v | | | | Sq | | Hodie puer natus est | ah53018 | | |
| I-PS 121 | | 20v | | | | Sq | | Christum natum nova | ah37008 | | |
| I-PS 121 | | 21v | | | | Sq | | Ecce annuntio caelicole | ah37003 | | |
| I-PS 121 | | 23v | | | | Sq | | Hanc concordi | ah53215 | | |
| I-PS 121 | | 24v | | | | Sq | | Iohannes iesu Chricto | ah53168 | | |
| I-PS 121 | | 25v | | | | Sq | | Quid tu virgo mater | ah53239 | | |
| I-PS 121 | | 26v | | | | Sq | | Eia recolamus laudibus piis | ah53016 | | |
| I-PS 121 | | 28v | | | | Sq | | Stella sita quam viderant | ah40008 | | |
| I-PS 121 | | 29v | | | | Sq | | Hanc diem tribus | ah53030 | | |
| I-PS 121 | | 31r | | | | Sq | | Virgo Maria gaudia | ah40066 | | |
| I-PS 121 | | 32v | | | | Sq | | Eia organica cantica | ah37104 | | |
| I-PS 121 | | 35v | | | | Sq | | Nunc exultet omnis mundus | ah53073 | | |
| I-PS 121 | | 37v | | | | Sq | | Dic nobis quibus | ah53037 | | |
| I-PS 121 | | 38r | | | | Sq | | Ecce vicit radix david | ah53039 | | |
| I-PS 121 | | 39v | | | | Sq | | Clara gaudia | ah53038 | | |
| I-PS 121 | | 42r | | | | Sq | | Rex omnipotens | ah53066 | | |
| I-PS 121 | | 43v | | | | Sq | | Ascendit deus in iubilo | ah37029 | | |
| I-PS 121 | | 44v | | | | Sq | | Ecce dies venerandus | ah37031 | | |
| I-PS 121 | | 46r | | | | Sq | | Fulgens preclara | ah53035 | | |
| I-PS 121 | | 48r | | | | Sq | | Sancti spiritus adsit nobis | ah53070 | | |
| I-PS 121 | | 49v | | | | Sq | | Eia musa dic | ah53075 | | |
| I-PS 121 | | 50v | | | | Sq | | Quidam magna transit | ah40039 | | |
| I-PS 121 | | 51r | | | | Sq | | Stans a longe | ah53093 | | |
| I-PS 121 | | 51v | | | | Sq | | Alma chorus domini | ah53087 | | |
| I-PS 121 | | 52v | | | | Sq | | Benedicta semper sancta | ah53081 | | |
| I-PS 121 | | 54v | | | | Sq | | Nativitas precursoris | ah07141 | | |
| I-PS 121 | | 55v | | | | Sq | | Alme mundi rex | ah37213 | | |
| I-PS 121 | | 56v | | | | Sq | | Sancti baptiste Chriscti | ah53163 | | |
| I-PS 121 | | 58r | | | | Sq | | Petre summe Christi pastor | ah53210 | | |
| I-PS 121 | | 59r | | | | Sq | | Haec est sancta sollemnitas cunctis | ah53240 | | |
| I-PS 121 | | 59v | | | | Sq | | Quem superne tripudiatim | ah07128 | | |
| I-PS 121 | | 62r | | | | Sq | | Laurenti David | ah53173 | | |
| I-PS 121 | | 63r | | | | Sq | | Congaudent angelorum chori | ah53104 | | |
| I-PS 121 | | 64v | | | | Sq | | Aurea virga prime matris | ah07107 | | |
| I-PS 121 | | 66v | | | | Sq | | Clare sanctorum senatus | ah53228 | | |
| I-PS 121 | | 67t | | | | Sq | | Alle celeste necnon | ah53097 | | |
| I-PS 121 | | 69r | | | | Sq | | Alma fulgens lux preclara | ah37016 | | |
| I-PS 121 | | 69v | | | | Sq | | Summi regis archangele | ah53192 | | |
| I-PS 121 | | 70v | | | | Sq | | Ad celebres rex | ah53190 | | |
| I-PS 121 | | 72r | | | | Sq | | Omnes sancti seraphin | ah53112 | | |
| I-PS 121 | | 73r | | | | Sq | | Chricto inclita cantica | ah07118 | | |
| I-PS 121 | | 74r | | | | Sq | | Haec est sacra festa | ah37299 | | |
| I-PS 121 | | 75r | | | | Sq | | Clare sanctorum senatus (incipit only) | ah53228 | | |
| I-PS 121 | | 75v | | | | Sq | | Venite pusili simul | ah37046 | | |
| I-PS 121 | | 77v | | | | Sq | | Ad templi huius ... fundata | ah53249 | | |
| I-PS 121 | | 9r | | | | Sq | | Salus aeterna | ah53001 | | |