A Braille-Annotated Tactile, Manipulative Model
In-The-Round of The Conic Sections

STEWART DICKSON
60 Chestnut Court Champaign, IL 61822 USA
http://emsh.calarts.edu/~mathart

The Conic Sections, Side View, All Sections Closed The Conic Sections, All Sections Closed, Viewed from Above The Conic Sections, Side View, Hyperbolic Sections Opened

The Conic Sections, Upper Hyperbola, Viewed from Below The Conic Sections, Lower Hyperbola, Viewed from Above The Conic Sections, Opened at the Ellipse