Bocaire Country Club on Twitter: "Fun facts . . .Did you know that tennis balls went from white to Optic Yellow because of color television? Read more . . . https://t.co/VEFtOdKST5" / Twitter
The Great Book of Tennis: Interesting Facts and Sports Stories (Sports Trivia): O'Neill, Bill: 9781986932141: Amazon.com: Books
Top ten Wimbledon facts! - Fun Kids - the UK's children's radio station