Source: Graduale monialium s. Clarae saec. XVSiglum: CZ-Olu M IV 2Folios: 355-356Folio: 355Sequence: 1Full text (or incipit): Caput draconis ultumGenre: SqRubrics: Alia FrancisciFeast: FrancisciFeast (text): FrancisciCantus ID: ah09215Form: M