The steam-powered car is considered an old-fashioned relic in today's age, but in his latest video showing off his 1925 Doble E-20, Jay Leno demonstrates that at its best, steam provided a ...

By the early 1920s, gas-powered cars had won the technology battle over electric and steam vehicles, though the Doble Steam Car, built by Doble Steam Motors, was still trying to mine the market ...