Source: PL-Wn 12722 V Graduał opata tynieckiego MścisławaFolio: 008vSequence: 2Feast: Dom. 3 AdventusOffice: MASSGenre: ComCantus ID: g00506Mode: 7Full text: Dicite pusillanimes confortamini et nolite timere ecce deus noster veniet et salvabit nos
Cantus Planus in Polonia 