Columbia subject headings:
Office buildings--History--20th century--Exhibitions.
Office equipment and supplies--History--20th century--Exhibitions.
Office furniture--History--20th century--Exhibitions.
Offices--History--20th century--Exhibitions.
Paris (France)--Exhibitions.
Harvard subject headings:
Office buildings--History--20th century--Exhibitions.
Office equipment and supplies--History--20th century--Exhibitions.
Office furniture--History--20th century--Exhibitions.
Offices--History--20th century--Exhibitions.
Paris (France)--Exhibitions.
Princeton subject headings:
Office buildings--History--20th century--Exhibitions.
Office equipment and supplies--History--20th century--Exhibitions.
Office furniture--History--20th century--Exhibitions.
Offices--History--20th century--Exhibitions.
Paris (France)--Exhibitions.