A pair of Napoleon's socks was sold for more than $4000 at an auction in London.
Van Gogh sold only one painting during his lifetime. It sold for what would be now about $1,000 US dollars. By comparison, in 1990 one of his paintings sold for $82.5 million US dollars.
Mark Twain had a cat that enjoyed stuffing itself inside the corner pocket of his billiards table and paw away at any balls that came close.
Canned food was invented in 1810 in order to supply Napoleon's army. The modern version of the can opener was invented 60 years later.
The first cell phone was unveiled in 1973 by Motorola. It is now referred to as "the brick phone" because if it's large size.