Columbia subject headings:
Architecture--France--History--20th century--Exhibitions.
Expert, Roger-Henri, 1882-1955--Exhibitions.
Harvard subject headings:
Architecture, Modern--20th century--France--Exhibitions.
Expert, Roger-Henri, 1882-1955--Exhibitions.
Princeton subject headings:
Architecture, Modern--20th century--France--Exhibitions.
Expert, Roger-Henri, 1882-1955--Exhibitions.