Koormuziek (1559)
| Componist | Titel | Aantal |
|---|---|---|
| Nystedt, Knut | Missa Brevis | 41 |
| Nystedt, Knut | O crux | 35 |
| Nystedt, Knut | Peace I leave with you | 82 |
| Nystedt, Knut | Stabat Mater | 29 |
| Nystedt, Knut | Three motets | 20 |
| O'regan, Tarik | Tal vez tenemos tiempo | 26 |
| O'regan, Tarik | Tell me | 30 |
| Obispo, Fabian | Chua-Ay (traditioneel Philippijnen, arrangement) | 21 |
| Obispo, Fabian | Mamayog Akün | 18 |
| Obrecht, Jacob | Laudes Christo | 25 |
| Obrecht, Jacob | Parce Domine | 28 |
| Ollen, Bengt | I denna ljuva sommartid | 14 |
| Olsavsky, Alexandra | What happens when a woman | 23 |
| Olsson, O. | Ave Maris Stella | 43 |
| Olsson, O. | Psalm 120 (ad dominum) | 16 |
| Oltra, Manuel | Tres canciones | 23 |
| Oltra, Manuel | Tres canciones de amor | 26 |
| Oosten, Roel van | Three songs | 29 |
| Orban, György | Daemon irrepit callidus | 21 |
| Orban, György | Mass no 1 | 20 |
| Orban, György | O, mistress mine | 21 |
| Oudkerk, L./Spitteler, J./Vincenten, C. | Tryptiek | 25 |
| Padbrué, Cornelis Th. | 22 Motetten (kusjes) | 1 |
| Padbrué, Cornelis Th. | Kusjes (5 en 6) | 24 |
| Palestrina, Giovanni Pierluigi da | Cantica canticorum | 19 |