Operas 786 Librettos 132 Opéras 35 Opera 25 Ballad operas 10 Vocal scores with piano 4 Dramatic music 3 more ... Interpretation (Phrasing, dynamics, etc.) 3 Singing 3 Analysis, appreciation 2 Composers 2 Excerpts 2 History and criticism 2 Livrets 2 Opera librettos 2 Opera programs 2 Siena Donor: In Memory of Mary Frances and James J. LaRosa 2 Stories, plots, etc 2 Valkyries (Norse mythology) 2 Alzheimer's disease 1 Analyse et appréciation 1 Antisemitism 1 Aufsatzsammlung 1 Ballades anglaises 1 Ballads, English 1 Ballete 1 Ballets 1 Bibliography 1 Compositeurs 1 Concert programs 1 less ...