Motetus Medieval polyphony in its manuscripts
Piece

Porta preminentie carens / Porta penitentie per quam sol / Portas

No composer named in the sources used here.

Sources

ManuscriptFolioNo. in the sourceDateSource
Montpellier, Bibliothèque interuniversitaire de Montpellier, H 196 ff. 364–364v 315 c. 1300 source