Source: SK-BRsa (Bratislava) Slovenský národný archív - Antiphonary of Bratislava IIbFolio: 112vSequence: 1Full text: Ego principium qui et loquor vobisFeast: Fer. 2 Hebd. 2 Quad.Office: LGenre: APosition: BCantus ID: 002582
Slovak Early Music Database 