Plane ruler combined with compass. Plane ruler combined with compass, late 17th-early 18th c.(?).

Plane ruler combined with compass
Collection MAE RAS: МЛ-2740
Image ID: 3941227
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Museum inventory number:
МЛ-2740
Title:
Plane ruler combined with compass
Dating:
late 17th-early 18th c.(?)
Materials:
brass
Technics:
casting
Subject attribute:
Social and humanitarian culture, folk experience, metrology