2 and 3, which are respectively side which would not bend like the former, but which would slide one on the other during the torsion. This apparatus Fig. 1. worked admirably in the model; but when tested on a ) larger scale the results were inferior, and led the authorto return to the silk wings,… … Tatin believes that he will soon reach a formula which smoke, no dust, no noise, no danger of explosion. Another and rear views. will show definitely how many foot Ibs. per second are ne- crown to the glory of the nineteenth century. cessary to cause the flight of a given weight. +6 To PROLONG the…
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