$185
Heath & Wing Lacquered Brass Pantograph, Strand, London, with calibrated 26-in. arms, center hinged arm engraved Heath & Wing in the Strand London , four casters, and a brass-lined lead weight. Note: Heath & Wing are listed in Gloria Clifton, Directory of British Scientific Instrument Makers, 1550-1851 , p. 131, as instrument makers in London 1751-1773.
Auctioneer:
Skinner
Date:
2017-04-28