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 Date: 2010-05-05 00:06:54Aerodynamics Aerostats Airship Edwardian era Victorian era Flight Fixed-wing aircraft Powered aircraft Helicopter Aerospace engineering Aviation Aircraft |
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Date: 2010-05-05 00:06:54Aerodynamics Aerostats Airship Edwardian era Victorian era Flight Fixed-wing aircraft Powered aircraft Helicopter Aerospace engineering Aviation Aircraft |
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Hypothesis: The Illinois Flying Triangle is A Department of Defense, Not An ET Craft National Institute for Discovery Science Las Vegas, NV July 2002
