May 9, 1973: Side Action – Heavy Topspin
1973 Press Photo Billie Jean King on the tennis court - Historic Images
US Open: Billie Jean King's fight for equal prize money in 1973 reaches epic milestone
Bobby Riggs | Biography & Facts | Britannica
3,572 Tennis 1973 Stock Photos, High-Res Pictures, and Images - Getty Images
Chris Evert played Martina Navratilova for first time in Akron in 1973
October 23, 1973: A Sort of an End – Heavy Topspin
Billie Jean King's 1973 push for equal prize money will be celebrated at US Open – NBC New York
July 19, 1973: Equal Prize Money – Heavy Topspin
From the archive, 20 June 1973: Top players boycott Wimbledon | Tennis | The Guardian
September 8, 1973: Super Saturday – Heavy Topspin
Billie Jean King wins 1973 'Battle of the Sexes' tennis match
50 Years on—Wimbledon, 1973 – Courts Club
1973 Grand Prix (tennis) - Wikipedia
Jun 06 1973 wimbledon tennis hi-res stock photography and images - Alamy
On this day in history, September 20, 1973, tennis star Billie Jean King wins 'Battle of the Sexes' in Houston | Fox News
40 years ago, labor unrest hit tennis, and Wimbledon
Tracing Tennis to Its Roots | The New Yorker
3,570 Tennis 1973 Stock Photos, High-Res Pictures, and Images - Getty Images
Today in History, Sept. 20
1973 Men's Tennis - Year In Review
May 21, 1973 Bobby Riggs Tennis SPORTS ILLUSTRATED NO LABEL | eBay
Battle of the Sexes | History, Participants, & Facts | Britannica
Four decades after the Battle of the Sexes, the fight for equality goes on | Tennis | The Guardian
New and Sealed 1973 EXECUTION TENNIS Board Game | eBay
Looking back on the significance of Margaret Court's 1973 US Open victory | SNY - YouTube
