1913 6 26 Indianapolis 500 AUTHORITIES BRAENDER TIRES 500 mile race without a change Braender Rubber & Tire Company Rutherford, New Jersey MOTOR AGE June 26, 1913 University of Minnesota Library 8.5″x11.5″ page 59
1913 6 26 NATIONAL Indianapolis 500 National Our Answer National Motor Vehicle Company Indianapolis, Indiana MOTOR AGE June 26, 1913 University of Minnesota Library 8.5″x11.5 page 48
1913 6 26 NATIONAL National Our Answer National Motor Vehicle Company Indianapolis, IND MOTOR AGE June 26, 1913 8.25″x12″ page 48