Columbia subject headings:
Concertos (Piano)--Scores.
Hambræus, Bengt, 1928-2000--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Harvard subject headings:
Concertos (Piano)--Scores.
Hambræus, Bengt, 1928-2000--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Princeton subject headings: