[time-nuts] Shortt Clock Recent Measurements

Jim Lux jimlux at earthlink.net
Fri Dec 13 04:13:32 UTC 2013


On 12/12/13 4:28 PM, Tom Harris wrote:
> The eccentric English physicist Boys made quartz fibres by attaching one
> end to a crossbow bolt, heating the middle and then firing the bolt, at
> what I have been unable to determine. He used this to measure the
> gravitational constant by suspending iron spheres from the resultant fibre,
> which of course was amazingly strong for it's diameter.
>
> Myself I'd use a pneumatic cannon, since I have one, rather than a crossbow.
>
>

A crossbow is, shall we say, more English, although perhaps 
historically, a longbow might be more significant.

Was that the same Boys who invented the Boys camera used to take 
lightning photographs?  It's a sort of rotating drum streak camera.




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