A singing birthday card has more computing power than the allied forces in 1945.
30
To take an oath, ancient Romans put a hand on their testicles
426
Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
142
The oldest patented company logo is the red triangle of Bass beers!
34
Leonardo da Vinci was dyslexic, and he often wrote backwards.
77
Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
13


