Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 150vSequence: 1Full text: De ventre matris meae*Feast: Octava Joannis Bapt.Office: MASSGenre: InCantus ID: g00239Image link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0150V.h…
