Treatment date
8 August 2002

Reason for treatment
Permanent Exhibition

Treatment proposal
Remove tarnish.

The object is in good condition overall. There is dirt, dust and a light layer of tarnish on the surface of the object. There are a couple of very small patches of more dense tarnish.

Treatment details
The dirt, dust and tarnish was removed using cotton swabs of Acetone (propan-1-one/dimethyl ketone). The more dense areas of tarnish were removed using Duraglit metal polish (cotton wadding,white spirit,ammonium soap,china clay,Newburgh chalk). Any residues were removed using white spirit and then acetone.