[rtbarton]

Originally Posted by Retlaw

.......... Langs & Bullough's used to do that with broken machine parts, tack weld the broken parts, & use it as a pattern, when it would have been too expensive to make a duplicate wood pattern. ........
Retlaw

That's interesting, patterns are usually made oversize to allow for contraction when the metal freezes. I would have thought that using a part as a pattern would produce too small a casting.