Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 154vSequence: 1Full text: In quacumque die invocavero te velociter exaudi meFeast: Fer. 4 Maj. Hebd.Office: MASSGenre: TcVPosition: 02Cantus ID: g00876bMode: 2