O Beata Mater De Boeck, August Ecce panis angelorum - Verbum supernum (CC052) De Boeck, August Regina Coeli (CC045) De Boeck, August O salutaris hostia (CC043) De Boeck, August Missa 'en la bémol' (CC039) De Boeck, August L'instrument vocal Frateur, Lucy Fidelis namque (CC030) De Boeck, August Kattenkwaad (score) Bielen, J. Kattenkwaad (parts) Bielen, J. Later Joly, Mark