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 327
e sharp over the whole of theplate. Hagen met this by having two scales, running the wholelength of the camera, the one being attached to the base and theother connecting the frameworks of the front and back at thetop; when the adjustment was finally made, and the clamps A. X 306 AIKSHIPS PAST AND… … ceeded in getting some excellent results with his apparatus, andthese were exhibited in 1886. It has been proposed to support the camera on gimbals inorder to make it independent of the vibrations of the balloon. PHOTOGEAPHIC OUTFIT FOR BALLOON WORK. 307 But this has not proved a success, and the…
Aeronautics
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