Tony Moss wrote:
> 
> P.S.  I'm in the process of  completely re-working the design of the SOL
> 'Horror-Meter ';-) with the intention of producing a limited series as it
> is mechanically much simpler than the standard P&G.  The snag of course
> is laying out the EofT 'verniers'.  Plotting these is perhaps one of the
> most laborious processes I've ever performed.  The rewarding bit is that
> the system I have evolved actually WORKS as evidenced by a preliminary
> paper cut-out model.  All this with the aid of a smoking pocket
> calculator, several thousand MHz of processing speed and digital plotting
> power!
> 
> It gives one a new respect for the people who laid out such things with
> MUCH less sophisticated tooling and semi-mass-produced them the hard way.


Hello Tony,

        Laborious indeed! As you already know I was the "lucky" bidder of the
Pilkington and Gibbs Sol Horometer that was recently auctioned on e-bay.
I think you recently requested some of the pictures of it. I'm happy to
let all those interested know that I too will be making a series of
reproductions from this original unit. The original EoT scale on the Sol
Horometer is actually quite good although I've generated a new set of
values that I calculated and printed out and laid over the original
plate for comparison, they match very well. The design of the Sol
Horometer was not second-rate by any means.

        Also, I have just recently acquired one of the "standard" Pilkington
and Gibbs helios (made entirely of brass) and have been comparing the
two "brothers", I actually think I prefer the Sol Horometer thus far. I
too plan to generate CAM drawings for the parts that won't be getting
cast, looking forward to comparing our respective efforts.


Regards,

Luke Coletti

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