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The primary guide on this topic is the book by Tim Swartz . Secret Black Projects of the New World Order by..
: A digital copy is hosted for viewing on the Internet Archive . Google Watch Action Data This response uses data provided by Google's Knowledge
: Claims of flying triangles and aircraft using back-engineered alien technology, anti-gravity, and invisibility. Secret Black Projects of the New World Order by..
: Theories regarding unmarked "black helicopters" used to monitor citizens.