Columbia subject headings:
Arch of Nero (Rome, Italy)
Architecture, Roman.
Coins, Roman.
Triumphal arches.
Harvard subject headings:
Arch of Nero (Rome, Italy)
Nero, Emperor of Rome, 37-68--Art.
Rome (Italy)--Antiquities.
Triumphal arches--Italy--Rome.
Princeton subject headings:
Arch of Nero (Rome, Italy)
Italy--Antiquities.
Nero, Emperor of Rome, 37-68--Art.
Rome (Italy)--Antiquities.
Rome (Italy)--Buildings, structures, etc.
Triumphal arches--Italy--Rome.