A lacquered brass folding arm Protractor by Cary, London, with silvered scale and rack adjustment 8″ inches in diameter , Circa 1850. In original shaped and fitted mahogany case. The protractor is in superb condition, the mahogany case with old repair at hinge and missing front eye hook. Email: firstname.lastname@example.org
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Catom Scientific Antiques has been buying and selling antique scientific instruments for many years, specialising in slide rules and calculating instruments, microscopes and microscope slides.
A member of the Oughtred Society, the international organisation dedicated to the history and collection of slide rules, and the UK Slide Rule Circle. Has also acted as a consultant for Miller's and Lyle's Antique Guides, and a number of UK auction houses.
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