Unconventional flight shows itself to be restricted to rather low Reynolds numbers, that is, between 1.0 and 5 million; subjects considered are insects, models, birds, flapping wings, manpower aircraft, sailplanes, gliders and sails; future of gliders may be in both of two directions -- continuation of present drive for increased range, speed and altitude for sake of accomplishment and drive for increased use of sailplanes for scientific investigation of air around Earth. (44554)
Unconventional flight
Aeron J
Aeronautical Journal ; 72 , n 692
1968
12 pages
Article (Journal)
English
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