Columbia subject headings:
Civil engineers--France--Biography.
Eiffel, Gustave, 1832-1923.
Metal buildings--France--History--Pictorial works.
Metal buildings--France--History.
Harvard subject headings:
Civil engineers--France--Biography
Eiffel, Gustave, 1832-1923
Metal buildings--France--History--Pictorial works.
Metal buildings--France--History.
Tour Eiffel (Paris, France)--Pictorial works.
Princeton subject headings:
Civil engineers--France--Biography.
Eiffel, Gustave, 1832-1923.
Metal buildings--France--History--Pictorial works.
Metal buildings--France--History.
Tour Eiffel (Paris, France)--Pictorial works.