"Elegant Graphometer Signed Lerebours In Paris C. 1780"
Elegant graphometer typical of the Lerebours manufacture. Mounted on a ball-joint foot and wing nut. Very good state of conservation. Lerebours 1761_1840 In 1789 he became a member of the corporation of instrument makers and obtained the title of Patented Engineer. In 1800, he carried the title of Opticien de la Marine et du Bureau des Longitudes. He was Napoleon's supplier.