Columbia subject headings:
Cádiz (Spain : Province)--Antiquities, Roman.
Hydraulic structures--Spain--Cádiz (Province)--History.
Water-supply engineering--Spain--Cádiz (Province)--History--To 1500.
Harvard subject headings:
Princeton subject headings:
Cádiz (Spain : Province)--Antiquities, Roman.
Hydraulic structures--Spain--Cádiz (Province)--History.
Water-supply engineering--Spain--Cádiz (Province)--History--To 1500.