Expo » Expo | 73 U Čikagu 1893, Nikola Tesla prezentuje svetu naizmeničnu struju, zahvaljujući kojoj je osvetljen ceo čikaški Expo, a ovaj grad je zbog toga ostao upamćen kao „grad svetla“ It was in Chicago in 1893 that Nikola Tesla presented alternating current to the world, thanks to which the entire Chicago Expo was illuminated and remembered as a “city of light” FOTO: Profimedia.rs / Sciencephoto
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