Columbia subject headings:
Aqueducts--France--Nîmes--Design and construction.
Nîmes Region (France)--Buildings, structures, etc.
Pont du Gard (France)
Romans--France--Nîmes.
Water-supply engineering--France--Nîmes--History.
Harvard subject headings:
Aqueducts--France--Nîmes--Design and construction.
Nîmes Region (France)--Buildings, structures, etc.
Pont du Gard (France)
Romans--France--Nîmes.
Water-supply engineering--France--Nîmes--History.
Princeton subject headings:
Aqueducts--Design and construction.
Nîmes (France)
Pont du Gard (France)--History.