Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 207vSequence: 1Full text: Deus fidelis in quo non est iniquitas justus et sanctus dominus Feast: Vigilia PentecostesOffice: MASSGenre: TcVPosition: 04Cantus ID: g02373dMode: 8