Columbia subject headings:
Art--Private collections--Spain--Madrid--Exhibitions.
Painting, American--Exhibitions.
Painting, European--Exhibitions.
Thyssen, Tita, 1942---Art collections--Exhibitions.
Harvard subject headings:
Princeton subject headings:
Art--Private collections--Spain--Madrid--Exhibitions.
Painting, American--Exhibitions.
Painting, European--Exhibitions.
Painting, Modern--Europe--Exhibitions.
Painting, Modern--United States--Exhibitions.
Thyssen, Tita, 1942---Art collections--Exhibitions.