He was the son of a naval officer and was born in Ploemeur near Lorient, Brittany, in western France.
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Towards the end of his life, Dupuy de Lôme worked on a project for an electrical submarine, largely inspired from the experimental results of the submarine Plongeur.
Henri Matisse | Henri de la Tour d'Auvergne, Vicomte de Turenne | Lomé | Bernard-Henri Lévy | Henri Dutilleux | Paul-Henri Mathieu | Henri Poincaré | Robert Henri | Henri Mignet | Henri Cartier-Bresson | Henri Fayol | Henri Bendel | Henri Barbusse | Jean-Henri Fabre | Henri-Pierre Roché | Henri Langlois | Henri, Grand Duke of Luxembourg | Henri Fantin-Latour | Paul-Henri Spaak | Lome | Jacques-Henri Bernardin de Saint-Pierre | Henri Wallon | Henri Vieuxtemps | Henri Vernes | Henri Salvador | Henri Pousseur | Henri Michaux | Henri Guillaumet | Henri Estienne | Michel Dupuy |