Columbia subject headings:
Harvard subject headings:
Art--Conservation and restoration
Art--Conservation and restoration--Philosophy.
Brandi, Cesare.
Urbani, Giovanni, 1925-1994.
Princeton subject headings:
Art--Conservation and restoration--Philosophy.
Art--Conservation and restoration.
Brandi, Cesare--Criticism and interpretation.
Urbani, Giovanni, 1925-1994--Criticism and interpretation.