The 12th International 500-Mile Sweepstakes Race was held at the Indianapolis Motor Speedway on Friday, May 30, 1924.
L. L. Corum started the race in the #15 entry, and was relieved during the race by Joe Boyer. Wikipedia
Winning Entrant: Duesenberg
Winner: L. L. Corum and; Joe Boyer (co-winners)
Date: May 30, 1924
Location: Indianapolis Motor Speedway
Average speed: 98.234 mph (158.092 km/h)
Most laps led: Earl Cooper (119)
Pace car: Cole V8