Source: SK-Bra (Bratislava) Antiphonary of Bratislava IIa EC Lad.4Folio: 071vSequence: 1Full text: Seraphim stabant super illud sex alae uni et sex alae alteriFeast: De ProphetisOffice: MGenre: VPosition: 01Cantus ID: 007875a
Slovak Early Music Database 