Zeitgeist-italia
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Zeitgeist: The Summary
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Zeitgeist Ending
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02:41
01:11
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Zeitgeist Moving Forward ITA
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2:00:28
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16:52
10:10
Light and Chemistry
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02:15
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Zeitgeist Addendum
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04:18
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"Chemistry After Lessons
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1:56:24
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Potassium in water 2009
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Ambiente e Società
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The Time Machine
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09:49
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1:59:20
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John Perkins: "Zeitgeist
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Cos'è il Venus Project ?
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