Peter Welm, born 1941, opened a design and engineering office in 1972. He became a flight instructor in 1980 before turning, in 1989, to building electrically powered vehicles in Hamburg, Germany. His Lotus Elektric was an electric roadster styled after the English Lotus Super Seven, priced at around 18,000 Deutsche Marks. The two-seater used a high-output three-phase electric motor to reach a speed of about 100 km/h, with solar cells…