Columbia subject headings:
Bridges--France--Rouen--Design and construction--Pictorial works.
Bridges--France--Rouen--Pictorial works.
Pont Gustave-Flaubert (Rouen, France)--Design and construction--Pictorial works.
Pont Gustave-Flaubert (Rouen, France)--Pictorial works.
Rouen (France)--Buildings, structures, etc.--Pictorial works.
Harvard subject headings:
Bridges--France--Rouen--Pictorial works.
Le Pont Gustave Flaubert (France)--Design and construction--Pictorial works.
Rouen (France)--Buildings, structures, etc.--Pictorial works.
Princeton subject headings: