Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 150rSequence: 4Full text: Mihi autem*Feast: Petri, Pauli,8Office: MASSGenre: InCantus ID: g00005Image link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0150R.h…