Motetus Medieval polyphony in its manuscripts
Piece

Virgo sidus aureum sidus et decorum

No composer named in the sources used here.

Sources

ManuscriptFolioNo. in the sourceVoicesGenreDateSource
Burgos, Monasterio de Santa MarĂ­a la Real de Las Huelgas, Las Huelgas Codex f. 41v 57 1 prose c. 1300 source