Columbia subject headings:
Carthage (Extinct city)
Vaults (Architecture)--Design and construction--History.
Harvard subject headings:
Architecture, Ancient
Architecture--Details
Carthage (Extinct city)
Cisterns--Tunisia--Qarṭājannah.
Pipe fittings--Tunisia--Qarṭājannah.
Qarṭājannah (Tunisia)--Antiquities, Roman.
Tunisia--Antiquities, Roman.
Vaults (Architecture)--Design and construction.
Vaults (Architecture)--Tunisa--Carthage (Extinct city)
Water-supply--Tunisia--Qarṭājannah.
Princeton subject headings:
Architecture, Ancient.
Carthage (Extinct city)
Vaults (Architecture)--Design and construction.