The day Billie Jean King defeated Bobby Riggs in the famous “Battle of the Sexes” - Tennis Majors

On this day, Billie Jean King set out to champion the cause of women’s tennis by taking on 55-year-old Bobby Riggs, a former world No 1 who did not respect women’s tennis

On this day in history, September 20, 1973, tennis star Billie Jean King wins 'Battle of the Sexes' in Houston

Battle of the Sexes, History, Participants, & Facts

How the 'Battle of the Sexes' and Title IX brought generations of women to sports – Orange County Register

Bobby Riggs, Biography & Facts

Billie Jean King's 'Battle of the Sexes' inspiring 50 years later - Los Angeles Times

Battle of the Sexes' was 50 years ago, but King's efforts still benefit tennis stars : NPR

The Battle of the Sexes: How Billie Jean King Beat a Misogynist Pig

Billie Jean King honored for Battle of the Sexes triumph 50 years ago – NBC New York

Billie Jean King's 'Battle of the Sexes' Racket Sells for $125K, Likely the Most Expensive Piece of Women's Sport Memorabilia in History - Last Word On Tennis

A Competitor And A Clown Walk Onto A Tennis Court In 'Battle Of The Sexes' : NPR