Automodul Jean Pierre Ponthieu was the center of attention at the opening of the first Racing Car and Cycle of Paris, February 21, 1970. Created as a promotional vehicle and described it as "The Car of the Year 2000". Featured a 250cc single-cylinder engine and could do wheelies and turn on itself.
11th May 1961: Salesman Mike Dreschler has his motorised roller skates refuelled at a petrol station near Hartford, Connecticut. He has a single horsepower air-cooled engine strapped to his back and holds a clutch, accelerator and engine cut-off switch in his hand. (Photo by F. Roy Kemp/BIPs/Getty Images)