Columbia subject headings:
Lachenmann, Helmut--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Orchestral music--Scores.
Harvard subject headings:
Lachenmann, Helmut--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Orchestral music--Scores.
Princeton subject headings:
Instrumental ensembles--Scores.
Scores.