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1

Pre WW2 French Aircraft had the throttle reversed - i.e. Moving the throttle rearwards INCREASED engine power, and moving the throttle forwards DECREASED engine power. American Curtiss H-75 Hawks exported to France had the modifications made on re-assembly in France - something for any American company test-pilot in France to remember....


7

The top wing is always the most efficient, as the lower ones suffer reduced lift due to interference from the air flowing beneath the one above. Ailerons will therefore be most effective on the top wing. If they do the job OK then there is no need for any more. Reasons for adding more below include: The upper set are likely to be (or found to be) inadequate....


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