Sold for: £14
A collection of two vintage precision instruments. The first is a brass balance scale of the type used for jewelry or apothecary measurements. The set includes a central beam, two suspended circular pans, a support rod, and tweezers. Several brass weights are included, with visible markings including 10 GM and 20 GM. The set is contained within a purple velvet-lined case. The second instrument is an Allbrit radial planimeter, manufactured in England. The metal instrument features a tracer arm marked 1 REV = 4 RADIUS and is housed in a black case with a blue velvet-lined interior. This lot includes the original printed instruction manual for the planimeter.
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