Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 187vSequence: 1Full text: Alleluia Haec dies quam fecit dominus exsultemus et laetemur in eaFeast: Sabbato in AlbisOffice: MASSGenre: AlPosition: 1Cantus ID: 008425.1Mode: 8