Columbia subject headings:
Transportation--Croatia--Rijeka--History.
Transportation--Europe--History--18th century.
Transportation--Italy--History--18th century.
Transportation--Italy--Trieste--History.
Harvard subject headings:
Transportation--Europe--History--18th century.
Transportation--Italy--History--18th century.
Princeton subject headings:
Transportation--Europe--History--18th century.
Transportation--Italy--History--18th century.