"HERMANNUS CONTRACTUS |f [tekstdichter]" . "Alma Redemptoris mater, koor (4 st.)" . . "OCKEGHEM, JOHANNES |f [componist]" . "Alma Redemptoris mater, koor (4 st.)" . "91583" . . . "91583" . "101558" . . "101558 166969 91583 Alma Redemptoris mater, koor (4 st.) HERMAN THE LAME HERMANN DER LAHME HERMANNUS CONTRACTUS |f [tekstdichter] OCKEGHEM, JOHANNES |f [componist]" . . . "166969" . .