Columbia subject headings:
Beck, Conrad, 1901-1989--Archives--Catalogs.
Beck, Conrad, 1901-1989--Manuscripts--Catalogs.
Music--Manuscripts--Switzerland--Basel--Catalogs.
Paul Sacher Stiftung (Basel, Switzerland)--Catalogs.
Harvard subject headings:
Beck, Conrad, 1901-1989--Archives--Catalogs.
Beck, Conrad, 1901-1989--Manuscripts--Catalogs.
Music--Manuscripts--Switzerland--Basel--Catalogs.
Paul Sacher Stiftung (Basel, Switzerland)--Catalogs.
Princeton subject headings:
Beck, Conrad, 1901---Archives--Catalogs.
Beck, Conrad, 1901---Manuscripts--Catalogs.
Catalogs.
Music--Manuscripts--Switzerland--Basel--Catalogs.
Paul Sacher Stiftung (Basel, Switzerland)--Catalogs.