Vintage wooden ellipsograph used as a geometry teaching tool, showing conic sectionsions: circle, ellipse, parabola, hyperbola. In very good vintage condition, looks to be made of walnut or cherry wood. The pieces come apart, some easier than others.
Item ID: 28488
Category: Sculpture
- Size = 6x6x9.5
- Color = Stained
- Brand = Vintage
- Material = Wooden
Item ID: 28488
Category: Sculpture