Columbia subject headings:
Buttner, Raymond--Art collections--Exhibitions.
Painting, Modern--20th century--Exhibitions.
Painting--Private collections--France--Troyes--Exhibitions.
Harvard subject headings:
Art--Private collections--France--Exhibitions
Princeton subject headings:
Art, Modern--20th century--Exhibitions.
Buttner, Raymond, 1923-2005--Art collections--Exhibitions.
Troyes (France). Musée d'art moderne--Exhibitions.