Columbia subject headings:
Architecture, Modern--20th century--Designs and plans--Exhibitions.
Architecture--Competitions--France--Exhibitions.
France--History--Revolution, 1789-1799--Centennial celebrations, etc.
Harvard subject headings:
Princeton subject headings:
Architecture, Modern--20th century--France--Designs and plans--Exhibitions.
Architecture--Competitions--France--Exhibitions.
France--History--Revolution, 1789-1799--Anniversaries, etc.