Columbia subject headings:
Aesthetics, Modern.
Museum techniques--History.
Sculpture, Classical--Conservation and restoration--History.
Harvard subject headings:
Aesthetics, Modern--Congresses.
Museum techniques--History--Congresses.
Sculpture, Classical--Conservation and restoration--History--Congresses.
Princeton subject headings:
Aesthetics, Modern--Congresses.
Museum techniques--History--Congresses.
Sculpture, Classical--Conservation and restoration--History--Congresses.