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Treatment; 31 Mar 2009; .4951 - even up appearance, tone down blotches. SSB,187.40a - tone down blotches - not too bright. .5142 - tone down fingerprint with minimal change to patina. 1947-6-7,167 - tone down fingerprint with minimal change to patina.; Metals

Reason: Loan
Description: Attempted to remove black speckles but they show bright copper beneath so left. Tarnish removed with a cottonwool swab pressed into the moist wadding of Duraglit metal polish (cotton wadding,white spirit,ammonium soap,china clay,Newburgh chalk) and rubbed over the fingerprints with gentle care Residues removed by swabbing with Industrial methylated spirits (ethanol,methanol).
Details: Treatment