Columbia subject headings:
Dadaism--Belgium--Exhibitions.
Magritte, René, 1898-1967--Exhibitions.
Magritte, René, 1898-1967--Friends and associates--Exhibitions.
Surrealism--Belgium--Exhibitions.
Harvard subject headings:
Art, Belgian--Exhibitions.
Dadaism--Belgium--Exhibitions.
Magritte, René, 1898-1967--Exhibitions.
Magritte, René, 1898-1967--Friends and associates--Exhibitions.
Surrealism--Belgium--Exhibitions
Princeton subject headings:
Magritte, René, 1898-1967--Exhibitions.
Surrealism--Belgium--Exhibitions.