Columbia subject headings:
Piano music, Arranged.
Piano music.
Variations (Piano)
Harvard subject headings:
Piano music, Arranged--20th century--Scores.
Piano music--Russia--19th century--Scores.
Polkas (Music)
Polkas--Russia--20th century--Scores.
Variations (Music)
Variations (Piano)--20th century--Scores.
Princeton subject headings: