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An Impeller engine was a primitive, reactionless engine. Unusually, an impeller engine propelled the spacecraft Lynx, which took part in the British Imperial Fleet expedition to the Moon in 1878. (PROSE: Imperial Moon)
An Impeller engine was a primitive, reactionless engine. Unusually, an impeller engine propelled the spacecraft Lynx, which took part in the British Imperial Fleet expedition to the Moon in 1878. (PROSE: Imperial Moon)