V-CVbav-ms-Capp.Sist.15: 'In festo unius confessoris' / Qui pius prudens: [US-U-Renaissance Archives]: 'Fols. 62v-63r have 2 alternate versions of v.2: one original Du Fay discantus and tenor (with fauxbourdon); other adds anonymous Tenor and contratenor to Du Fay discantus'