Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 117vSequence: 1Full text: Beata gens cujus est dominus deus eorum populus quem elegit dominus in hereditatem sibiFeast: Fer. 4 Hebd. 4 Quad.Office: MASSGenre: GrPosition: 2Cantus ID: g01217Mode: 1