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Treatment; 23 May 1994; . . Clean the silver star.; Metals

Reason: Permanent Exhibition
Description: Star cleaned using Silvo, silver wadding polish and locally with Hotel silver Dip removed with tap water on cotton-wool swabs. Degreased with acetone on cotton-wool swab.Back of gold bezel cleaned with Silvo as above. Front cleaned with 10% Detarol (n-hydroxylethyl ethylenediaminetriacetic acid,trisodium salt) washed off with tap water on swabs. Surface deposits around border on front of badge loosened with scalpel and acetone on cotton-wool swabs.Brushed with soft stencil brush. Ribbon clips wiped over with acetone on cotton-wool swabs.
Details: Treatment