Didn't the Italians fly one of those, inside the plane ducts, back
around 1938????   Karibian

-- 
Paul Lamar ...No rotor no motor.

 Collins Radio had a flying duct. looked like a tube, Virg

Virgil N. Salisbury

The Collins Aerodynes were the development of Alexander Lippisch.  His
patents were later transferred to Dornier and they built a successful drone
system from it.

george w



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