Posted by Alan Hakim on May 17, 2015 at 22:37:39 user awhakim.
In Reply to: Re: Dick's bell ringing mechanism posted by LukeDolman on May 14, 2015 at 06:50:09:
Yes, John Rose brought a working model to the 1993 TARS Literary weekend, and showed it off. I remember being surprised that people hadn't understood how it worked. AR's diagram had always been clear to me.
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