Source: PL-Wn 12496 IV Graduale cistercienseFolio: 061rSequence: 5Feast: Fabiani, SebastianiOffice: MASSGenre: OffCantus ID: g00116.1Mode: 2Full text: Laetamini in domino et exsultate justi et gloriamini omnes recti corde alleluiaExternal image link: Image link