The Bookshelf for boys and girls Book of Wonders and Curious Things (1912)
University Society, New York · New York: University Society · leaf 170
4 V H ■ NEW YORK SKY HARBOR IN 1950. UP THE MAIN AIR-SHIP CHANNEL.A peep into the future thruugh the eyes of Arthur T. Merrick, an artist. 154 FLYING-MACHINES AND AIR-SHIPS 155 … AN EARLY MODEL. kept on building large wings and small wings,driven in every sort of flapping-, by legs and byarms; but it is useless to quote tbe long list offailures. They proved only this: A man is notstrong enough to flap wings big enough to holdhim up; and mans muscles move too slowly toflap…
Children's literature · Children's encyclopedias and dictionaries · Literature · Encyclopedias and dictionaries
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