1st Nov, 2018 12:00
Fine Photographica & Instruments of Science & Medicine
A Brass Polar Planimeter
19th century, early Amsler short-arm type, with engraved steel scale wheels, instrument and brass weight both engraved '2281', in fitted velvet-lined case, case 21cm
Sold for £54
Result plus buyers premium
19th century, early Amsler short-arm type, with engraved steel scale wheels, instrument and brass weight both engraved '2281', in fitted velvet-lined case, case 21cm
Auction: Fine Photographica & Instruments of Science & Medicine, 1st Nov, 2018
