Columbia subject headings:
Harvard subject headings:
Incidental music--Excerpts--Vocal scores with piano.
Operas--Excerpts--Vocal scores with piano
Vocal duets with harpsichord.
Vocal duets with piano.
Princeton subject headings:
Arrangements (Music)
Excerpts.
Incidental music--Excerpts--Vocal scores with piano.
Incidental music.
Operas--Excerpts--Vocal scores with piano.
Operas.
Songs.
Vocal duets with continuo.
Vocal scores.