Operas 2,678 Opera 1,327 Opéras 330 Excerpts 255 History and criticism 251 History 194 Compact discs 175 more ... Librettos 146 Music 139 Man-woman relationships 130 Vocal scores with piano 123 Dramatic music 90 Scores 85 Production and direction 78 Criticism and interpretation 77 Composers 75 Singers 70 Analysis, appreciation 69 Siena Donor: LaRosa, M.D., James J. 68 Stories, plots, etc 67 Opéra 66 Television soap operas 53 Theater 53 Oper 52 Orchestral music 48 Musicals 46 Ballad operas 44 Social aspects 44 Dramaturgy 42 Excerpts, Arranged 41 less ...