Travels in space; a history of aerial navigation (1902)
Valentine, E. Seton, Tomlinson, F. L. · London Hurst and Blackett · leaf 192
elongated form, with a horizontal trame- A HISTORY OF AERIAL NAVIGATION. 173 work around same. It was driven by a propeller andsteered by a rudder covered with silk. Instead of pro-pellers at the bow, propellers were situated on eitherside of the balloon, and mounted in the framework.A propeller is… … BEXGERS XAYIGABLE BALLOON. parts hollow to produce lightness, while the gas re-quired is drawn direct from the balloon. To compen-sate for such loss of gas, a small auxiliary balloon,situated inside the principal aerostat, is inflated withair. Jullien, a French clock repairer of Villejuif, who…
Aeronautics
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