Photo of William Lyons (on left) e William Walmsley (on right in the sidecar).
William Lyons, was an English designer and co-founder with William Wamsley of the Swallow Sidecar Company, which later became the Jaguar car company. He retired as managing director near the end of 1967,while remaining on as chairman. He retired completely in 1972
Who-is-Who in MMS, History of machines, history of mechanical engineering, machine design, designer,.