[modeleng] Re: unknown thread
- From: "Clif Walker" <clif.gwr@xxxxxxxxxxxxxx>
- To: <modeleng@xxxxxxxxxxxxx>
- Date: Sun, 17 Oct 2004 19:36:06 +0100
Hi Alan and All,
Screwed copper was common for Heating and Plumbing in the 1920's and 30's
and I have come across it before.
It's just my luck to have it now on the job I am working on.
Regards
Clif
: unknown thread
> There was a series of Admiralty threads that were 20TPI. I wonder if it
> might be them.
>
> Perhaps the plumbing was done using ex-Admiralty parts, or maybe they came
> out of the back door of one of the dockyards.
>
>
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