Ron I've been using this technique for about 20 years, thinking it was something unique. I learned it while working in a machine shop; indexing holes are common. Paul Chick ----- Original Message ----- From: Overs Pianos <sec@overspianos.com.au> To: <pianotech@ptg.org> Sent: Thursday, January 11, 2001 2:03 AM Subject: Re: My first pinblock > Newton and list, > > > It is amazing how often technicians, who have never met, find > identical solutions to the same problem. I have been using Newton's > technique (which I had previously thought of as mine only) of > drilling datum holes through the plate and original pin block since > 1990. And there I was thinking I had invented the wheel again when I > hadn't.
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