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An Introduction to the Laws of Air Resistance of Aerofoils

The General Theory of Blade Screws Including Propellers, Fans, Helicopter Screws, Helicoidal Pumps, Turbo-Motors, and Different Kinds of Helicoidal Blades

Published Year

• 1910-1919 (2) *

Author

• de Bothezat, George (2) *

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