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Weird Tanks in History
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Flechettes: The Darts of War
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DCS sniper FLAK - FACT or FICTION
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The Invention of the Depth Charge - Kaboom? Yes Jellicoe, Kaboom!
33:01
The Man Who Almost Broke Math (And Himself...)
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Prussia: The History That Changed Europe
18:58
Eu construi o MELHOR MOTOR a AR COMPRIMIDO (Novo Design Rotacional)
13:22