Columbia subject headings:
Harvard subject headings:
Canal du Midi (France)--Design and construction.
Canal du Midi (France)--History.
Hydraulic engineering--France--History.
Hydraulic engineers--France--Biography.
Riquet de Bonrepos, Pierre-Paul, 1604-1680.
Princeton subject headings:
Canal du Midi (France)--Design and construction.
Canal du Midi (France)--History.
Hydraulic engineering--France--Biography.
Riquet de Bonrepos, Pierre-Paul, 1604-1680.