Columbia subject headings:
Bialas, Günter, 1907-1995--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
String quartets--Scores.
Harvard subject headings:
Bialas, Günter, 1907-1995--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
String quartets--Scores.
Princeton subject headings: