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The top documents tagged [polygraph measures]
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polygraph measures
Decades By: Sara Rafferty & Hunter Fiedler. 1900s The rat plague was brought to America by stowaways on a ship in 1906 an earthquake made them homeless.
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Decades By: Ron Bishop and Bailey Hudak. 1900’s The Bubonic plague was sent to the USA from Europe by rats and their fleas. To stop the plague, the people.
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Polygraph machine
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