Source: Chrudimský Graduál (Graduale from Chrudim)Siglum: CZ-CHRm 12580Folios: 133r-135rFolio: 133rSequence: 1Full text (or incipit): Poslyš země slyš weliký okol Genre: SqRubrics: DefunctorumFeast: Pro DefunctisFeast (text): Pro defunctisCantus ID: ah49778:csForm: M