Columbia subject headings:
Aleatory music.
Goldman, Emma, 1869-1940--Songs and music.
Music--Manuscripts--Facsimiles.
Trios (Piano, viola, cello)--Scores.
Wolff, Christian, 1934---Manuscripts--Facsimiles.
Harvard subject headings:
Aleatory music.
Music--Manuscripts--Facsimiles.
Trios (Piano, viola, cello)--Scores.
Wolff, Christian, 1934---Manuscripts--Facsimiles.
Princeton subject headings: