Columbia subject headings:
Harvard subject headings:
Conference papers and proceedings
Cultural property--Destruction and pillage--Congresses.
Cultural property--Protection--Congresses
Historic preservation--Congresses
Historic sites--Conservation and restoration--Congresses.
Military archaeology--Congresses.
Ruins, Modern--Congresses.
Princeton subject headings:
Conference papers and proceedings.
Cultural property--Destruction and pillage--History--20th century--Congresses.
Cultural property--Protection--Congresses.
Historic preservation--Congresses.
Historic sites--Conservation and restoration--Congresses.
Ruins, Modern--Congresses.