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Treatment; 10 Aug 1990; Clean,remove rusted screws if possible,stabilise.; Organics

Reason: Permanent Exhibition
Description: It is not possible to remove the modern nails inserted from the outside of the object without causing considerable damage. Screws fitted on the inside of the structure were removed and replaced with wooden dowels specially made to fit.The screw holes were filled using Polycell fine surface (calcium carbonate,polyvinyl acetate) coloured to blend with the original using powder pigments in 3%Paraloid B72 (ethyl methacrylate copolymer) in xylene solution. Object cleaned overall by dry brushing and vacuum cleaning.
Details: Treatment