A MS containing poetry of the 14thC, including the text and attribution for Vitry's O creator/Phi milies on f. 71v-72 (no music) and the triplum text of his Lugentium (the music preserved anonymously in another MS).
Musical contents : PHILIPPUS DE VITRIACO : « Hunc motetum fecit Philippus de Vitriaco pro papa Clemente. Petre clemens tam re quam nomine//... » (50-50v)