Columbia subject headings:
Bartók, Béla, 1881-1945--Manuscripts--Facsimiles.
Chamber music.
Facsimiles.
Music--Manuscripts--Facsimiles.
Quartets (Pianos (2), percussion)--Scores.
Scores.
Sonatas.
Harvard subject headings:
Bartók, Béla, 1881-1945--Manuscripts--Facsimiles.
Bartók, Béla, 1881-1945. Sonatas,
Chamber music
Facsimiles
Music--Manuscripts--Facsimiles.
Quartets (Pianos (2), percussion)--Scores.
Scores.
Sonatas.
Princeton subject headings: