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 121
more resistance to the wind.The original intention was to use a motor weighing 13 cwt., but the boat was builtbefore the motorwas ordered. Somepreliminary experi-ments were madewith a 4 horse-powermotor, treating themachine as a sailingboat. He was ableto sail about in anydirection on thereservoir,… … FlG. 54.—Kresss flying machine. However, this motor was used in spite of the fact that it wasnearly 4 cwt. heavier than the weight allowed for in the design.The money had been spent, and it was not possible to makegreat alterations at this stage. Kress brought the boat on railsdown to the waters…
Aeronautics
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