Marion Coakes, 18, a Hampshire, England horsewoman, became the youngest world champion ever in show jumping when she rode her pony, Stroller, to the Ladies' World Championship at Hickstead, Sussex, beating America's Kathy Kusner by two points.
Ed Richards, an insurance salesman from Brookline, Mass., won the foil, epee and saber titles at the International Fencing Tournament in Montreal. He lost one bout in each of the final events, then took the fence-offs 5-4 in foil, 5-4 in epee and 5-3 in saber.
Sue Petersen, 11, of Sacramento, who was the first girl 10 years old or under ever to break a minute in the 100-yard freestyle, set an American record for senior women in the 200-yard freestyle at a meet at Hamilton Air Force Base, Calif., with a time of 2:02.7.
Arthur Daniel Jr., skipper of the City of Crisfield, an oyster dredger on Chesapeake Bay, sailed his sturdy work boat to victory in the annual Labor Day race for skipjacks on the waters of Tangier Sound off Deal Island, Md., with his family as crew.
Jay Jennison of Norfolk became the second Virginia golfer in a row to win the Tournament of Junior Golf Champions at the Kenwood Golf and Country Club in Bethesda, Md., when he took a sudden-death playoff on the first hole from Mike Mattingly of Bethesda.
Jimmy Tillette, 15, pitched and batted the New Orleans-Maison Blanche All-Stars to the Babe Ruth World Series championship in Anderson, Ind. He threw two three-hitters, hit a grand-slam homer, knocked in nine runs and batted .616 in his team's four wins.