

The device shown in the image is a geometric drawing/modeling instrument used for accurately drawing circles and lines, commonly known as a drafting machine or chart plotter. The following are visible: • The copper disk (divided into squares) is used as a rotating plate for precisely drawing or cutting circles and lines. • It has a graduated arm with a lens or pointer for measuring angles. • It is labeled Jaguar Model DX-05, which is a type of engineering and map drawing device used in schools or laboratories to teach principles of projection and precise circular drawing. There is a set of new ones
