I was thinking the same thing. Chemical erosion, discoloration from
pollution, etc., etc. A real damned if you do damned if you don't
situation.
TG
[log in to unmask] wrote:
> I kinda doubt he woulda been as happy if he'd seen the condition of the
> stone 60 years after he said it shouldn't be cleaned. It's not an easy
> call, either way.
>
> Ralph
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