Charles Dalley ‘s engraved portrait
Charles Dalley, french, was the son of an organ builder, he constructed and developed organs, harpsichords and other musical instruments. He also made jewellery, constructed a steam powered road vehicle and designed and built other steam engines. In France he is credited with the invention of marine screw propulsion and the tubular steam boiler.
Who-is-Who in MMS, History of machines, history of mechanical engineering, machine design, designer, inventor