On Thursday, Jun 26, 2003, at 01:19 Europe/London, Prof. Ken J. Smith
wrote:
> Anybody tell me please the standard sizes of roofing slates (such as
> Duchess, Countess ...)?
> TYIA, Rgds,
> Ken Smith
>
>
see; http://www.penmorfa.com/slate/
P. Challis
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