Columbia subject headings:
Art, Modern--20th century--Exhibitions.
Biography--20th century--Portraits--Exhibitions.
Middle class--History--20th century--Portraits--Exhibitions.
Portraits--Exhibitions.
Harvard subject headings:
Art, Modern--20th century--Exhibitions
Biography--20th century--Portraits--Exhibitions.
Middle class--History--20th century--Portraits--Exhibitions.
Portraits--Exhibitions
Princeton subject headings:
Portraits, European--Themes, motives--Exhibitions.
Portraits--Exhibitions.