(obsolete) A child's hornbook for learning the alphabet. 1802, William Hutton, The History of the Roman Wall, preface You will also pardon the errors of the Work, for you know I was not bred to letters; but, that the battledore, at an age not exceeding six, was the last book I used at school. (obsolete) A bat or beetle used in washing clothes.
The parachute, like the helicopter and the hang glider, dates back to the drawings of mankind's greatest public genius, Leonardo da Vinci.
He is mentioned by David Stirling as one of the co-founders of the Special Air Service (SAS). In Great-Britain and Egypt, he organised the training for Allied agents sent to France and led the first airborne mission in occupied France, named Operation Savannah.