U. S. Centennial of Flight - History of Flight

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Images from: Theories of Flight (Aerodynamics)

	Wing tip vortices Credit - Civil Air Patrol
	Airflow over and around an airfoil Credit - NASA
	Creation of vortices Credit - NASA
	Complete-wing vortex system Credit - NASA
	Downwash and upwash in flight Credit - NASA
	Downwash and upwash creates turbulence Credit - NASA
	Lift vs angle of attack for different aspect ratios Credit - NASA