Source E-TUY (Tuy) Archivo Capitular de la Catedral de Tuy L V Folio 052v-053r Sequence 001 Text Laudate Dominum (tone 8) Feast De BMV Liturgical occasion V Genre PS Number of voices 4 Composer Anonymous Marginalia Headed: ‘Laudate Dominum omnes gentes A4 viij tono’ Images 052v-053r