Airships past and present, together with chapters on the use of balloons in connection with meteorology, photography and the carrier pigeon (1908)
Hildebrandt, A. (Alfred), b. 1870, Story, W. H. tr · New York, D. Van Nostrand company · leaf 315
ically above thebasket; but they disappear very soon. In the kite-balloon they 294 AIKSHIPS PAST AND PEE SENT. ; are seldom met with, but with captive balloons they are of fre-quent occurrence. It is obvious that these oscillations may pro-duce very serious consequences on the negative. Dr. Stolze… … Fig. 184.—Eastern Kailway Station, in Budapesth.(Photograph by Lieutenant Krai.) Let us suppose that a complete oscillation extends over an angleof two degrees, and that the time of exposure is to be one-tenthof a second. Then the basket in this time will oscillate throughan angle of three minutes,…
Aeronautics
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