He was recommended by W. Reginald Rives , secretary of the National .
In 1927 , Craven began his association with the National Horse Show , the United States ' showcase equestrian competition .
Craven was recommended by W. Reginald Rives , secretary of the National .
In 1927 , Craven began his association with the National Horse Show , the United States ' showcase equestrian competition .