21st Sep, 2017 12:00
Fine Instruments of Science & Medicine
Thorp's Direct Vision Diffraction Reading Spectroscope
by R and J Beck, lacquered brass, signed 'Thorp's D. V. Diffraction Reading Spectroscope, R & J Beck Ltd Patent.', in fitted case
Sold for £120
Result plus buyers premium
by R and J Beck, lacquered brass, signed 'Thorp's D. V. Diffraction Reading Spectroscope, R & J Beck Ltd Patent.', in fitted case
Auction: Fine Instruments of Science & Medicine, 21st Sep, 2017
