During World War 1, Harry Houdini took 1 year off performing to help sell war bonds and teach american soldiers how to escape from German handcuffs.
34
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
The handbook issued to US soldiers in Britain during WW2 included the line "The British don't know how to make a good cup of coffee. You don't know how to make a good cup of tea. It's an even swap."
23
Clocks made before 1660 had only one hand - an hour hand.
41
Early Romans used to use porcupine quills as toothpicks.
27