PSN-L Email List Message

Subject: Re: Historical stuff
From: John or Jan Lahr johnjan@........
Date: Sat, 15 Mar 2003 06:27:54 -0700

This is a good site for the Watt's linkage:
Since this is a mechanical device not thought of by Watt as a pendulum design,
I think we should find out more about von Kamm's contribution.


At 05:39 AM 3/15/2003, you wrote:
>I have, as promised, done a little digging into the history of the folded 
>pendulum as a seismometer and here is what I found:


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