It looks like you have the main part of a Wheatstone Bridge No. 106JE that
was advertised in page 144 of their 1931 catalogue
of Scientific Apparatus and Instruments Supplies for the Physics Laboratory.
On Thursday, August 10, 2017 at 2:52:19 PM UTC+1, orange_glow_fan wrote:
> Found at s local schools Physics dept surplus sale....
> Somehow it looks familiar but I can't seem to remember it's purpose....
> any ideas??
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