1912 6 6 NATIONAL National Wins 500-Mile International What this Race Proves to Dealers National “40,” Indianapolis Indianapolis, IND MOTOR AGE June 6, 1912 8.5″x12″ page 85
1912 7 3 NATIONAL To Exhibit Winning National THE HORSELESS AGE 9″×12″ page 7
1912 Indianapolis 500 David L Bruce-Brown in National Car 29 Out at Lap 25 with valve trouble (sabotage?) Photo courtesy: Indianapolis Motor Speedway 1912-21