
An 1807 engraved plate demonstrating center of gravity principles across various three-dimensional forms-cones, pyramids, prisms, hemispheres, and an L-shaped bracket. Perfect for science-themed designs, educational materials, or adding technical authenticity to engineerinGinspired projects
Details
Counting since May 2026
Century Library
Ready to explore more? Sign in to your library.
New here? Join thousands of collectors and creatives.