Laminated spring steel steering wheel were manufactured in the inter-war period engraved with Rene Thomas portrait and signature and were used particularly on Delage motorcars but also championed by racing ace Jean Chassagne on his winning 1922 TT Sunbeam.
In the pre-World War II era, specialized steering wheels made of laminated spring steel were crafted with Rene Thomas's image and were mainly employed in Delage vehicles. However, they were also championed by racing ace Jean Chassagne during his 1922 TT Sunbeam triumph.