Black lacquer-box drawing instrument

[Black lacquer-box drawing instrument]

Black lacquer-box drawing instrument, Qing Kangxi, box length 25.5 cm, width 22 cm, thickness 5.5 cm. Made by the Qing Palace Building Office. The old collection of the Qing Palace
The black paint drawing box is divided into upper and lower layers, containing more than 30 drawing instruments, including various sizes of drawing gauges, about 15 cm long; The compass ruler is 11cm long; The scale is 16.5 cm long and 4 cm wide; There are also distance rulers, straight rulers and angle rulers that can be folded into triangles. There is also a triangular copper-plated bracket in the box, which is small and practical. There is a blue Shuicheng with ink, and the bottom of it is engraved with the words “made in Kangxi”