Columbia subject headings:
Ravel, Maurice, 1875-1937. Piano music.
Harvard subject headings:
Ravel, Maurice, 1875-1937--Harmony.
Ravel, Maurice, 1875-1937. Piano music.
Princeton subject headings:
Ravel, Maurice, 1875-1937--Harmony.
Ravel, Maurice, 1875-1937. Piano music.