Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 160rSequence: 1Full text: Acuerunt linguas suas sicut serpentes venenum aspidum sub labiis eorumFeast: Fer. 6 in ParasceveOffice: MASSGenre: TcVPosition: 02Cantus ID: g02431bMode: 2