, ▁and ▁use . ▁ ▁In ▁order ▁for ▁conserv ators ▁to ▁decide ▁upon ▁an ▁appropriate ▁conservation ▁strategy ▁and ▁apply ▁their ▁professional ▁expert ise ▁accordingly , ▁they ▁must ▁take ▁into ▁account ▁views ▁of ▁the ▁st ake holder , ▁the ▁values ▁and ▁meaning ▁of ▁the ▁work , ▁and ▁the ▁physical ▁needs ▁of ▁the ▁material . ▁ ▁Ces are ▁Brand i ▁in ▁his ▁Theory ▁of ▁Rest oration , ▁describes ▁rest oration ▁as ▁" the ▁method ological ▁moment ▁in ▁which ▁the ▁work ▁of ▁art ▁is ▁appreciated ▁in ▁its ▁material ▁form ▁and ▁in ▁its ▁historical ▁and ▁a est h etic ▁du ality , ▁with ▁a ▁view ▁to ▁transm itting ▁it ▁to ▁the ▁future ". ▁ ▁History ▁ ▁Key ▁dates ▁ ▁Some ▁consider ▁the ▁tradition ▁of ▁conservation ▁of ▁cultural ▁her itage ▁in ▁Europe ▁to ▁have ▁begun ▁in ▁ 1 5 6 5 ▁with ▁the ▁rest oration ▁of ▁the ▁S ist ine ▁Chap el ▁fres co es , ▁but ▁more ▁ancient ▁examples ▁include ▁the ▁work ▁of ▁Cass iod orus . ▁ ▁Br ief ▁history ▁ ▁The ▁care ▁of ▁cultural ▁her itage ▁has ▁a ▁long ▁history , ▁one ▁that ▁was ▁primarily ▁aim ed ▁at ▁fixing ▁and ▁m ending ▁objects ▁for ▁their ▁continued ▁use ▁and ▁a est h etic ▁enjoy ment . ▁Until ▁the ▁early ▁ 2 0 th ▁century , ▁artists ▁were ▁normally ▁the ▁ones ▁called ▁upon ▁to ▁repair ▁dam aged ▁art works . ▁During ▁the ▁ 1 9 th ▁century , ▁however , ▁the ▁fields ▁of ▁science ▁and ▁art ▁became ▁increasing ly ▁inter tw ined ▁as ▁scient ists ▁such ▁as