George Seabo
George Seabo ( July 2 , 1911 - February 26 , 1991 ) was an American jockey and trainer of Thoroughbred racehorses best known as a founding member of the Jockeys' Guild who rode future U . S . Racing Hall of Fame inductee Challedon to victory in the 1939 Preakness Stakes , the second leg of the U . S . Triple Crown series . 
<triplet> George Seabo <subj> July 2, 1911 <obj> date of birth <subj> February 26, 1991 <obj> date of death