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Scientific American, Vol. 51, No. 22 (1884) (1884)

leaf 7

An illustration from Scientific American, Vol. 51, No. 22 (1884), 1884, leaf 7
at an angle that is so much but we believe that it would have given «victorious proof of the smaller in proportion as the recoil is less. It is thus ral months, we constructed a large number of mechanical the superiority of the aeruplaue over all the apparatus that birds of all sizes and various… … the pressure never exceeded 7). herself bas worked out, and we Its weight .was only 700

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