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A Pantograph,
A Pantograph, by Benjamin Martin, circa 1780, lacquered brass with cloth-covered lead weight, one arm engraved 'Made and Improved by 'B. Martin Fl...
A 3 Tier Case of Drawing Instruments, by Elliott Brothers, many instruments stamped 'Elliott', with the rolling ruler engraved 'Elliot Bros, 449 S...
A Surveyor's Level & Compass,
A Surveyor's Level & Compass, by Chadburn Brothers, telescope with 2 eyepieces and sunshade and compass with magnifier, with graduated bubble with...
A C&E Layton's Improved Arithmometer, a development of Samuel Tates design of the calculating machine invented by Thomas de Colmar, patents for 19...
A Fine & Complex Ebony & Brass Pantograph, by Adrien Gavard of Paris, with shaped black lacquered weight and two additional arms, circa 1860, in w...
An Early Pocket Set of Brass Drawing Instruments, by William Parson(s) of London, sector with 4.5 inch arms and 4.5 inch protractor, with wheat-ea...
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