Composer | Work Title | Call Number | |
| Ain't nobody's business | |
| | LX00210 | |
| Alleluia 5 / Multifarie olim | |
| Alleluia Justus ut palma (from Ad organum faciendum) | |
| Alleluia Pascha nostrum | |
| Alleluia: Dies sanctificatus (Organum) | |
| Alleluia: Lapis revolutus est - Easter, modus V | |
| Alleluia: Omnes gentes - Easter, modus I | |
| Alleluia: Veni sancte spiritus | |
| Alleluia: Vir Dei Benedictus | |
| Alle, psallite cum luya | |
| Alma redemptoris | |
| Amor mi fa cantar a la Francesca | |
| Angus Dei (à 3; Cambrai 1328, IV, No. 1 | |
| Antiphon: Ecce lignum Crucis and Grisagio - Easter, modus VI | |
| Antiphon: Mandatum novum do vobis - Easter, modus III | |
| Antiphon: Pueri Hebraeorum - Easter, modus I | |
| Antiphon: Salve Regina | |
| Antiphon: Salve, Regina, Mater misericordiae | |
| Antiphon: Traditor and Benedictus (Canticum Zachariae) - Easter, modus | |
| Antiphon: Ubi caritas et amor - Easter, modus VI | |
| Aquitanian polyphony: Jubilemus, exultemus | |
| Aucun ont trouve | |
| Ave Regina caelorum | |
| Bad risk | |
| Baoille | |
| Baranyim (bagpipe music) | |
| Beautiful is the spring, more beautiful the summer (Szép a tavasz, de szebb a nyar | |
| Beowulf: The complete story: A drama | |
| Big boned woman | |