Source: SK-BRl (Bratislava) Rkp. 387 Missale NotatumFolio: 238rSequence: 1Full text: Laetabitur*Feast: Commune unius MartyrisOffice: MASSGenre: InCantus ID: g01294Image link: http://147.213.131.4:85/digi/Rkp_zv_387/LKB___RKP_ZV_387_____24TL/SK/1_1_0238R.h…