Columbia subject headings:
Herculaneum (Extinct city)--Congresses.
Italy--Antiquities--Congresses.
Villa of the Papyri (Herculaneum)--Congresses.
Harvard subject headings:
Architecture, Roman--Italy--Herculaneum (Extinct city)
Herculaneum (Extinct city)--Congresses.
Italy--Antiquities--Congresses.
Villa of the Papyri (Herculaneum)--Congresses.
Princeton subject headings:
Architecture, Roman--Italy--Herculaneum (Extinct city).
Villa of the Papyri (Herculaneum)