Source: PL-PE L 35 Graduał z ChełmżyFolio: 003rSequence: 4Feast: Fer. 4 Q.T. AdventusOffice: MASSGenre: InVCantus ID: 501007aMode: 1Differentia: D1Full text: Caeli enarrant gloriam dei et opera manuum ejus annuntiat firmamentum External image link: Image link