Columbia subject headings:
Art, Modern--20th century--Exhibitions.
Art--Private collections--Spain--Madrid--Exhibitions.
Cubism--Exhibitions.
Fundación Telefónica (Madrid, Spain)--Art collections--Exhibitions.
Harvard subject headings:
Art, Modern--20th century--Exhibitions
Art--Spain--Madrid--Exhibitions.
Cubism--Exhibitions
Fundación Telefónica (Madrid, Spain)--Art collections--Exhibitions.
Princeton subject headings: