Columbia subject headings:
Antiquities--Collection and preservation--Congresses.
Excavations (Archaeology)--Congresses.
Harvard subject headings:
Antiquities--Collection and preservation--Congresses
Excavations (Archaeology)--Congresses
Princeton subject headings:
Art objects--Conservation and restoration.
Art objects--Mediterranean Region--Conservation and restoration.
Excavations (Archaeology)--Mediterranean Region--Standards.
Excavations (Archaeology)--Standards.
Historic buildings--Conservation and restoration.
Historic buildings--Mediterranean Region--Conservation and restoration.