<prompt> Bhala okuqhubekayo kwalesi sigaba - Okwe-1904 St. Louis Worlds Fair  <response>: U-A. H. Lewis wafaka isibani esikhulu kunazo zonke emhlabeni esenziwe nge-carbon arc esiqongweni sale ndlu, engamamitha angu-135 ngaphezu komgwaqo. Isibani esingamathani angu-8, esingamasentimitha angu-80 esakhiwa iGeneral Electric ngo-1903, lesi sibani esikhanyisayo sakhiqiza okungenani amandla amakhandlela ayizigidi eziyinkulungwane. Isibani sinesibuko sekhabhoni esingamamitha angu-7 esivutha ngezinduku zekhabhoni futhi sibonakala esibukweni sengilazi esishaywayo esikhulisa ukukhanya. 