Columbia subject headings:
Art, Abstract--Italy--Exhibitions.
Art, Italian--Exhibitions.
Art--England--London--Exhibitions.
Estorick Collection--Exhibitions.
Harvard subject headings:
Art, Abstract--Italy--Exhibitions
Art, Italian--20th century--Exhibitions
Art--England--London--Exhibitions
Estorick Collection--Exhibitions.
Princeton subject headings:
Art, Abstract--Italy--Exhibitions.
Art, Italian--20th century--Exhibitions.
Art--England--London--Exhibitions.
Estorick Collection--Exhibitions.