"Graphometer In Its Box By Grillet In Paris 18th Century"
Pinnule GRAPHOMETER by Grillet fils in Paris, whose father was active in Paris from 1673 to 1681. Bronze and brass, with its finely decorated compass on the periphery, in its wooden box sheathed with skin on the inside and paper on the inside. exterior
Signed and located
Length 20.5 cm – depth 11 cm – height 9.5 Length 18.5 cm – width 8 cm – radius 7 cm
Good discovered condition. Minimal chip on the compass glass, one pinnule thread not attached)