Word: aeronautics
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Dates: during 1909-1909
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...Harvard Aeronautical Society announces that Mr. Charles J. Glidden, the well-known aeronaut, will deliver an illustrated lecture this evening at 9 o'clock at the Boston 1915 Exposition on "The A. B. C. of Ballooning." All men in the University interested in aeronautics are cordially invited to attend. Admittance to the lecture will be free upon payment of 25 cents as general admission to the Exposition...
...pounds by the proper balancing of horizontal planes. Lielienthal, a German scientist, attacked the problem of stability which had hitherto impeded any practical progress in mechanical aviation. Mr. Merrill then showed stereopticon views of the gliders invented by Lielienthal and explained the two varieties of stability against which the aeronaut has to contend...