1916 6 15 HUDSON Vail Resta Repeats on Chicago Speedway By W. K. Gibbs MOTOR AGE page 10
1916 6 15 HUDSON Vail Resta Repeats on Chicago Speedway By W. K. Gibbs MOTOR AGE page 6
1916 6 15 HUDSON Vail Resta Repeats on Chicago Speedway By W. K. Gibbs MOTOR AGE page 7