An 18th century French brass sector, inscribed 'Canivet a Paris', and with tapering divisions, and 'Les Cords, Les Solides, Les Metourx', 12.75in (32.5cm) l, open
An 18th century French brass sector, inscribed 'Canivet a Paris', and with tapering divisions, and 'Les Cords, Les Solides, Les Metourx', 12.75in (32.5cm) l, open.