Columbia subject headings:
Bridges--Switzerland--Design and construction.
Civil engineering--Switzerland--History--19th century.
Civil engineers--Switzerland--Biography.
La Nicca, Richard, 1794-1883.
Roads--Switzerland--Design and construction.
Waterworks--Switzerland--Design and construction.
Harvard subject headings:
Bridges--Switzerland--Design and construction.
Civil enginering--Switzerland--History--19th century.
Engineers--Switzerland.
La Nicca, Richard.
Princeton subject headings: