Source: SK-Bra (Bratislava) Antiphonary of Bratislava I EC Lad.3Folio: 141rSequence: 1Full text: Concussum est mare et contremuit terra ubi archangelus Michael descendebat de caeloFeast: MichaelisOffice: MGenre: APosition: 3.1Cantus ID: 001864
