Brussels, BE, Bibliothèque Royale, MS 19606

Contents:Fourteen polyphonic motets, including works of Philippe de Vitry.

Bibliography:Hoppin, Richard H. “A Musical Rotulus of the Fourteenth Century.” Revue Belge de Musicologie 9 (1955): 131.
Hoppin, Richard H. “Some Remarks a Propos of Pic.” Revue Belge de Musicologie 10 (1956): 105–11.