Columbia subject headings:
Operas--Excerpts, Arranged.
Songs (Medium voice) with instrumental ensemble.
Songs (Medium voice) with piano.
Harvard subject headings:
Operas--Excerpts, Arranged
Songs (Medium voice) with instrumental ensemble.
Songs (Medium voice) with piano.
Princeton subject headings:
Operas--Excerpts, Arranged.
Songs (Medium voice) with instrumental ensemble.
Songs (Medium voice) with piano.
Songs.