BARBARA and KATHY JORDAN
KING OF PRUSSIA, PA.
Barbara, a 21-year-old junior, and Kathy, an 18-year-old freshman, sisters who played No. 2 women's doubles at Stanford, defeated Diane Morrison and Susie Hagey, the No. 1 team and the two-time defending champions, 5-7, 6-3, 7-6, to win the national collegiate title at Salisbury, Md. In June Barbara, a three-time All-America, won the 21-and-under National Hard Court title, and in July Kathy won the National Amateur Clay Court women's title.
At Sacramento's Golden West Invitational, Dave, 17, a senior at Atwater High School, broke the national prep discus record with a throw of 209'6". He earlier won the discus and the shot (65'10�") at the state high school meet.
As a senior righthander at Brattleboro High, Dave, 18, led the Colonels to a 13-6 record and the state Class L title, winning all four of the playoff games. He had a 10-4 record with a 1.84 ERA and allowed just one earned run in 26 playoff innings.
SPRING VALLEY, CALIF.
Sharon, 16, shot a tournament-record seven-under-par 291 to win her 10th straight golf tournament, the girls' 15-17 division of the junior world championships in La Jolla, Calif. She also won the state girls' junior championship last month.
ARNOLD JUNG SING
Arnold, a 15-year-old student at Oakland Mills High, won the lightweight title at the U.S. Judo Federation junior championships in Muncie, Ind. The 5'8" 135-pounder, a second-degree brown belt, won his first national title three years ago.