Dumas was a French automobile manufacturer that operated briefly between 1902 and 1903. Founded by M.A. Dumas fils in Champigny-sur-Marne, Seine, the company specialized in the production of three-wheeled vehicles. The Dumas vehicle featured a distinctive design, characterized by its single front wheel and a 4.5 horsepower single-cylinder Buchet engine. This engine was mounted under a bonnet, and the power was transmitted to the front wheel…