Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 169vSequence: 7Full text: In virtute*Feast: HermetisOffice: MASSGenre: OfCantus ID: g01357Image link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0169V.h…