THE SMART TRICK OF BIG PENCIL BAG THAT NO ONE IS DISCUSSING

7. the first pencil sharpener was a knife, duh. In 1828, a French mathematician been given a patent for a sharpener that had two steel information embedded in a very piece of Wooden. It wasn’t a lot better than the usual knife. But in 1837, two Englishmen began promoting an identical “patent pencil pointer” they called the Styloxynon. Off