Columbia subject headings:
Harvard subject headings:
Flood control--France--Alsace--History.
Flood control--Germany--Südlicher Oberrhein Region--History.
Floods--France--Alsace--History.
Floods--Germany--Südlicher Oberrhein Region--History.
Princeton subject headings:
Flood control--France--Alsace--History.
Flood control--Germany--Südlicher Oberrhein Region--History.
Floods--France--Alsace--History.
Floods--Germany--Südlicher Oberrhein Region--History.