Columbia subject headings:
Art, Swiss--Switzerland--Basel-Stadt.
Art--Collectors and collecting--Switzerland--Basel-Stadt.
Basler Kunstverein (Switzerland)
Kunsthalle Basel.
Harvard subject headings:
Art, Swiss--Switzerland--Basel-Stadt.
Art--Collectors and collecting--Switzerland--Basel-Stadt.
Basler Kunstverein (Switzerland)
Kunsthalle Basel
Princeton subject headings:
Art, Modern--19th century--Exhibitions.
Art, Modern--20th century--Exhibitions.
Art--Switzerland--Basel--Exhibitions.
Basler Kunstverein (Switzerland)--History.
Kunsthalle Basel--History.