The first ever patent in the UK was Aaron Rathbone & Roger Burges, Map makers in 1618!
15
The first coast-to-coast telephone line was established in 1914.
33
Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
142
Grenades were invented in China over 1,000 years ago.
50
No one knows who designed the first American Flag.
45