A SIMPLE KEY FOR BIG PENCIL BAG UNVEILED

7. The original pencil sharpener was a knife, duh. In 1828, a French mathematician gained a patent for any sharpener that experienced two metallic documents embedded inside a piece of wood. It wasn’t much better than the usual knife. But in 1837, two Englishmen began marketing an analogous “patent pencil pointer” they called the Styloxynon