Columbia subject headings:
Buenos Aires (Argentina)--Buildings, structures, etc.
Palacio de las Aguas Corrientes (Buenos Aires, Argentina)
Water-supply--Argentina--Buenos Aires--History.
Harvard subject headings:
Buenos Aires (Argentina)--Buildings, structures, etc.
Historic buildings--Argentina--Buenos Aires.
Palacio de las Aguas Corrientes (Buenos Aires, Argentina)
Water-supply--Argentina--Buenos Aires--History.
Waterworks--Argentina--Buenos Aires--Design and construction.
Princeton subject headings:
Buenos Aires (Argentina)--Buildings, structures, etc.
Buenos Aires (Argentina)--Description and travel.
Cultural property--Argentina--Buenos Aires.
Historic buildings--Argentina--Buenos Aires.