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Направление воздушных шаров (система Ардиссона), Бордо, 26 января 1871...
Design drawings for a system proposed by Annibal Ardisson to navigate a balloon from a platform located below the bag. The aeronaut manipulates blades in a moveable drum to interact with the wind and affect the... Еще
Формула для определения давления ветра на поверхность воздушного шара,...
Scaled diagram shows inventor Annibal Ardisson's formula for determining how the pressure of the wind on the surface of the balloon determines the force and speed required to achieve balloon flight. (Source: A.... Еще