Columbia subject headings:
Harvard subject headings:
Hydraulic engineering--Mediterranean Region--History.
Hydraulic engineering--Middle East--History.
Irrigation--History.
Medicine, Ancient.
Water-supply engineering--Mediterranean Region--History.
Water-supply engineering--Middle East--History.
Princeton subject headings:
Water resources development--Mediterranean Region--History.
Water resources development--Middle East--History.
Water--Social aspects--Mediterranean Region--History.
Water--Social aspects--Middle East--History.