Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 036rSequence: 1Full text: In excelso throno vidi sedere virum quem adorat multitudo angelorum psallentes in unum ecce cujus imperium permanet in aeternumFeast: Dom. 1 p. EpiphaniamOffice: MASSGenre: InCantus ID: g00613.1Mode: 8