Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 163rSequence: 3Full text: Potens in terra erit semen ejus generatio rectorum benediceturFeast: Vigilia LaurentiiOffice: MASSGenre: GrVPosition: 01Cantus ID: g00328aImage link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0163R.h…