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Results 1 - 2 from 2 for rigid airships in 0.259 sec.
DENDRONAUTICS - Answers to questions
Airships are usually divided into: rigid airships, semi-rigid airships and non-rigids. Rigid airships have a structural outer framework that is used to hold separate individual bags filled with lighter-than-air gas. Semi rigids usually have a long rigid ...
dendronautics.org
Sustainable Transportation
Americas Sydney Solar Sailor. Now this is something to see! A combination of sails (rigid, like wings) covered with solar cells. (Original model at right.) Solar Craft A very energy ... Boat The SunCruiser is available from Hammacher Air Solar powered lighter-than-air craft Solar Airships The Airborne World Solar Challenge Solar powered sailplanes (winged aircraft) Solar Impulse The Pathfinder, a ...
ecotopia.com
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