Columbia subject headings:
City planning--France--Lyon--History--20th century--Exhibitions.
Exhibitions--France--Lyon--History--20th century--Exhibitions.
Lyon (France)--History--20th century--Exhibitions.
Harvard subject headings:
City planning--France--Lyon--History--20th century--Exhibitions.
Exhibitions--France--Lyon--History--20th century--Exhibitions.
Exposition internationale urbaine (1914 : Lyon, France)
Lyon (France)--History--20th century--Exhibitions.
Princeton subject headings:
City planning--France--Lyon--History--20th century--Exhibitions.
Exhibitions--France--Lyon--History--20th century--Exhibitions.
Lyon (France)--History--20th century--Exhibitions.