Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 164vSequence: 1Full text: Probasti domine cor meum et visitasti nocteFeast: LaurentiiOffice: MASSGenre: GrCantus ID: g00332Image link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0164V.h…