Source: SK-BRsa Arm. VI, Lad. 3, Fasc. 4, Nr. 8Folio: 002vSequence: 4Full text: Beatus Laurentius orabat dicens gratias tibi ago domine quia januas ingredi meruiFeast: LaurentiiOffice: LGenre: APosition: 5Cantus ID: 001643
