Music for the Feast of Ss. Peter and Paul (Missale Romanum of 1962, 9:00 a.m.)
Missa Cunctipotens Genitor Deus (Vatican Gradual, Mass IV)
Gregorian Mass of Ss. Peter & Paul: Nunc scio vere
Hymn at the Offertory: O Roma felix (plainsong, mode iv)
Hymn at the Communion: Aurea luce et decore roseo (plainsong, mode i)