Columbia subject headings:
Ethnology--Italy--Sicily--History--Congresses.
Excavations (Archaeology)--Italy--Sicily--Congresses.
Greece--Relations--Italy--Sicily--Congresses.
Sicily (Italy)--Antiquities--Congresses.
Sicily (Italy)--History--To 1800--Congresses.
Sicily (Italy)--Relations--Greece--Congresses.
Harvard subject headings:
Ethnology--Italy--Sicily--History--Congresses.
Excavations (Archaeology)--Italy--Sicily--Congresses.
Greece--Relations--Italy--Sicily--Congresses.
Sicily (Italy)--Antiquities--Congresses.
Sicily (Italy)--History--Congresses.
Sicily (Italy)--Relations--Greece--Congresses.
Princeton subject headings:
Ethnology--Italy--Sicily--History--Congresses.
Excavations (Archaeology)--Italy--Sicily--Congresses.
Greece--Relations--Italy--Sicily--Congresses.
Sicily (Italy)--Antiquities--Congresses.
Sicily (Italy)--History--To 1800--Congresses.
Sicily (Italy)--Relations--Greece--Congresses.