Horizontal sundial with compass, original box, Butterfield type, c.

Approx. 71 x 63 mm, brass, gilt, signed, with original box, which, however, no longer closes; sundial in good condition. Nicolas Bion (c. 1652–1733) was a famous French mathematician and engineer. He worked as a royal purveyor of mathematical instruments to Louis XIV and Louis XV.

估價:-

查看所有物品來自Cortrie Uhren- und Schmuckauktion或Tin & Metals