Once Upon a Time...: “Also cars can be made so that without animals they will move with unbelievable rapidity” - Léon Serpollet and the steam car
Automobiles Serpollet - Vikidia, l'encyclopédie des 8-13 ans
Gardner-Serpollet - Wikiwand
Karl Benz received a German patent in 1886. The 4-stroke gasoline internal combustion engine that constitutes the most prevalent fo… | First cars, Benz, Automobile
File:Léon Serpollet and E. Archeacon in a Serpollet steam tricycle, leaving for Lyon, January 1890.jpg - Wikimedia Commons
Léon Serpollet - Wikiwand
Léon Serpollet — Wikipédia
File:Paris (75), musée des Arts et métiers, tricycle à vapeur de Léon Serpollet 1.jpg - Wikimedia Commons
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