Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 055vSequence: 4Full text: Confirma hoc deus quod operatus es*Feast: Dom. PentecostesOffice: MASSGenre: InVPosition: 01Cantus ID: g01090aImage link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0055V.h…