US Aviator Lawrence Burst Sperry (1892-1923) has attracted suggestions of being the founder of the 'Mile High Club' due to his invention of which flight aid?
Auto pilot Stability Augmentation System Track control system Automatic pilot Autopilot Auto pilots Stability augmentation system Autopiot Auto-pilot Auto pilot system
auto pilot system auto pilots autopilot stability augmentation system track control system auto pilot autopiot automatic pilot
autopilot
WikipediaEntity
Autopilot