Motetus Medieval polyphony in its manuscripts
Piece

Dum sigillum summi Patris signatum divinitus

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. 143 152 2 conductus c. 1300 source