An eraser was first derived from caoutchouc in France, and referenced as early as 1752.
On April 1770 from Caouthchouc in France. The best eraser that was invented was the gomu. Beats smiggle by 50% and also they come from school tools to animals. In the picture shown are some of the erasers. You can join www.gomu.com and start creating your list of what erasers you got including how much gomu points and its rarity.