Motetus Medieval polyphony in its manuscripts
Piece

Eya mater fidelium Ave regina gloriae splendor celestis curiae

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. 46v 59 1 prose c. 1300 source