Hardly a first, or even anything that revolutionary. Meet the original quiet one: http://www.airspacemag.com/military-aviation/the_quiet_one.html http://www.ai

Hardly a first, or even anything that revolutionary. Meet the original quiet one: http://www.airspacemag.com/military-aviation/the_quiet_one.html http://www.airspacemag.com/military-aviation/the_quiet_one.h...