Columbia subject headings:
Art and society--France--History--20th century.
Painting, Modern--20th century--Prices.
Painting--Collectors and collecting--France.
Painting--France--Marketing.
Harvard subject headings:
Art and society--France--History--20th century.
Painting, Modern--20th century--Prices.
Painting--Collectors and collecting--France.
Painting--France--Marketing.
Princeton subject headings:
Art and society--France--History--20th century.
Painting, Modern--20th century--Prices.
Painting--Collectors and collecting--France.
Painting--France--Marketing.