Source: SK-BRnm (Bratislava) Slovenské národné múzeum - Hudobné múzeum GradualeFolio: 181rSequence: 1Full text: Portas caeli aperuit dominus et pluit illis manna ut ederent panem caeli dedit illis panem angelorum manducavit homo alleluiaFeast: Fer. 4 p. PaschaOffice: MASSGenre: OfCantus ID: g01030Mode: 8