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12:28
Protests East and West: Crash Course European History #45
14:46
Post-War Rebuilding and the Cold War: Crash Course European History #41
13:20
El Método Científico No Existe
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The History of Engineering (in exactly 20 minutes)
17:41
David Christian: la historia grande
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Pocos Entienden Esto de la Física Moderna...
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Napoleon Bonaparte: Crash Course European History #22
15:57