Superman Vol.1 #199
Superman and Flash are called on by the UN Secretary to race each other in an effort to raise badly needed funds. Their anticipated race creates excitement but is also draws the attention of underworld gangs. Competing gangs from America and a Europe place a billion dollar wager on the race. The American gang bets on Superman and the Europeans bet on Flash. They also hire respective inventors/scientists to make sure their favorites win the race.
Printed: Aug 1967
Writers: Jim Shooter
Art: Curt Swan and George Klein
Cover: Carmine Infantino and Murphy Anderson