Treatment date
7 August 2002

Reason for treatment
Permanent Exhibition

Treatment proposal
Remove tarnish

Surface dirt. Light tarnish over most of the surface. Small patches of darker varnish.

Treatment details
Cleaned using acetone applied on cotton wool swabs. Darker patches of tarnish cleaned using Silvo (cotton wadding, white spirit, Newburgh chalk, china clay) and degreased with acetone.