sentences:  Combs sought to strengthen the state wrestling federations and provided them with literature, films, clinics, and other educational resources to promote the sport.The U.S. Wrestling Officials Association expanded, and the United States Kids Wrestling Federation was created in 1974, which soon merged into the national federation as a voting member in its Governing Council.The National Wrestling Hall of Fame and Museum was established in Stillwater, Oklahoma on September 11, 1976.