If all else fails, try Vallejos gloss varnish. That gives a good finish and is water based so should be safe over everything.
OR Humbrol Clear coat glossy. That has an anti yellowing agent in it as well. Quite a good idea on a white subject, as yellowing is often quite noticable,
Ian M
OR Humbrol Clear coat glossy. That has an anti yellowing agent in it as well. Quite a good idea on a white subject, as yellowing is often quite noticable,
Ian M
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