The AAA first sanctioned automobile motorsports events in 1902, initially using the rules of the Automobile Club of America (ACA), but forming its own rules in 1903.
At first it used the rules of the Automobile Club of America (ACA), but it formed its own rules in 1903. The AAA first sanctioned automobile motorsports events in 1902.
The AAA first sanctioned automobile motorsports events in 1902. At first it used the rules of the Automobile Club of America (ACA), but it formed its own rules in 1903.
The AAA first sanctioned automobile motorsports events in 1902. At first it used the rules of the Automobile Club of America (ACA), but it formed its own rules in 1903.