Columbia subject headings:
Microtonal music.
Music--Manuscripts--Facsimiles.
Nono, Luigi--Manuscripts--Facsimiles.
Orchestral music--Scores.
Harvard subject headings:
Music--Manuscripts--Facsimiles.
Nono, Luigi--Manuscripts--Facsimiles.
Orchestral music--Scores.
Princeton subject headings:
Music--Manuscripts--Facsimiles.
Nono, Luigi--Manuscripts--Facsimiles.
Orchestral music--Scores.
Scores.