Peter Bodle FRAeS has written this work with the complete co-operation of Tony Golds. Peters career in the aircraft industry included the invention of the Passive Floor Path lighting system for passenger aircraft and he currently flies a Piper PA28 and a Slingsby Venture. He also enjoys boating, photography and of course writing. He has often written for the aviation press and is a serving committee member of his local branch of the Royal Aeronautical Society.