Columbia subject headings:
Harvard subject headings:
Baths--Spain--Madrid--History.
Drinking water--Spain--Madrid--History.
Public health--Spain--Madrid--History.
Spain--History--House of Austria, 1516-1700.
Water--Health aspects--Spain--Madrid--History.
Water-supply--Spain--Madrid--History.
Princeton subject headings:
Hygiene.
Public health--Spain--Madrid--History--17th century.
Water use--Spain--Madrid--History--17th century.
Water--Spain--Madrid--Distribution--History--17th century.
Water-supply--Spain--Madrid--History--17th century.