The Solution of the Flight Problem

Karl Buttrnstedt
1893 Scientific American  
upon to stoke, the results attamed cannot be consid-I As the greatest mechanical discoveries rest on the ered otherwise than highly satisfactory it being as-co-operation of a sum of trifles, so the whole problem serted by some critic8, who consider themselves en-of bird flight rests on a trifle, that is, on the pressure titled to be judges in such matters, that it is the of the atmosphere on a suitable oblique surface. The contractor-trained stokers alone who can obtain good most suitable would
more » ... most suitable would be, as in the case of the bird's results on such trials, results, they say, which are never wings, of elastic quill feathers. The end portion of repeated by navy stokers.-The Engineer, London. such a surface is made as follows: To a tube, elastic THE SOLUTION OF THE FLIGHT PROBLEM.* By KARL BUTTF:NSTEDT. IT was calculated by Babinet, at the beginning of this century, and, of course, on approved mathemati cal data, that for purposes of flight a man would re quire about twenty-five times as much power as he possesses; and now, at the close of the century, the FIG. 1.
doi:10.1038/scientificamerican12161893-14968asupp fatcat:e2icqtxrfvenrb2clra6nzdiem