Columbia subject headings:
Harvard subject headings:
Rennes (France)--History--19th century.
Urbanization--France--Rennes--History--19th century.
Urbanization--France--Rennes--History.
Water quality--France--Rennes--History--19th century.
Water quality--France--Rennes--History.
Water-supply--France--Rennes--History--19th century.
Water-supply--France--Rennes--History.
Princeton subject headings:
Public health--France--Rennes.
Sanitation--France--Rennes.
Sewage disposal--Health aspects--France--Rennes.
Water--Health aspects--France--Rennes.