National Museum of American History
Model for Descriptive Geometry by A. Jullien - Three Points Determine a Plane
Jullien, A. · ca 1880
The three points in space are represented at the bends in the three wires at points (a, a’), (b, b’) and (c, c’). The red lines connect the points in pairs showing the resulting triangle that lies on the plane that was to be constructed.
🔒
Order museum-quality prints
Sign in to order prints, canvas, and more of this work. Browsing and full-resolution downloads stay free.