Analysis of peculiarity in flight of certain number of birds; separating wing-tip feathers in flapping and in gliding flight; possibility of applying some of lessons that birds can teach to design of flying machines, gliders in particular; bending and twisting of separated feathers; opening and closing of wing-tip slots; multi- and single-slot wing; relation between slots and shape of wings.
Safety devices in wings of birds
Roy Aeronautical Soc -- J
Royal Aeronautical Society -- Journal ; 36 , n 253 ; p 24-58
1932
35 pages
Aufsatz (Zeitschrift)
Englisch
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Note on the wings of gliding birds
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