Columbia subject headings:
Harvard subject headings:
Fountains--France--Toulouse--Exhibitions.
Toulouse (France)--Buildings, structures, etc.--Exhibitions.
Water-supply--France--Toulouse--History--Exhibitions.
Princeton subject headings:
Fountains--France--Toulouse--Exhibitions.
Toulouse (France)--Buildings, structures, etc.--Exhibitions.
Toulouse (France)--History--Exhibitions.
Water-supply--France--Toulouse--History--Exhibitions.