Operas 316 Music 181 History and criticism 131 Opera 87 Composers 41 History 39 Scores 37 more ... Vocal scores with piano 32 Librettos 30 Opéras 23 Music theory 22 Musicians 21 Musical analysis 17 Criticism and interpretation 16 Musique 16 Instruction and study 14 Madrigals, Italian 14 Music appreciation 14 Manuscripts 13 Music and literature 13 Church music 12 Librettists 12 Vocal music 12 Analyse musicale 9 Instrumental music 9 Libretto 9 Singing 9 Songs, Italian 9 Appréciation 8 Excerpts 8 less ...