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Wright brothers make the first controlled, sustained flight in at Kitty Hawk, N.C.
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Invention of the airplane
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Invention traffic light
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Start of World War 1
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Invention of the supermarket
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Invention of the light switch
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End of World War 1
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Invention of the television
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Start of Great Depression
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Construction of the Empire State Building
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Publication of Moby Dick
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The painting American Gothic by Grant Wood
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Invention of the first computer
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Start of World War 2
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End of Great Depression
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Release date of The Wizard of Oz
