1913 5 29 Tuning Up the Cars for the Memorial Day Marathon By Darwin S. Hatch MOTOR AGE
1913 6 5 Champagne Castor Oil and Gasoline By J. C. Burton De Palma Proves His Sportsmanship MOTOR AGE pages 10 & 11 Floyd Clymer INDANAPOLIS 500 MILE RACE HISTORY
1913 6 5 Champagne Castor Oil and Gasoline By J. C. Burton MOTOR AGE pages 8 & 9 Floyd Clymer INDANAPOLIS 500 MILE RACE HISTORY