Charles Dalley ‘s bust of marble in Amiens, place Joffre
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,.