Source: SK-Bra (Bratislava) Antiphonary of Bratislava IIa EC Lad.4Folio: 020rSequence: 1Full text: Praestet nobis gratiam deitas beata patris ac nati pariterque spiritus almiFeast: De TrinitateOffice: MGenre: VPosition: 01Cantus ID: 007718a