ESPN Internet Ventures
Espn: Althea Gibson Broke Barriers
Gibson was a woman of many firsts. She was the first black to compete at a national tennis tournament and then later at Wimbledon. She was the first black to win either and also won the French championship. This article discusses her...
Library of Congress
Loc: America's Story: Althea Gibson Won Again!
Althea Gibson made it possible for the Williams sisters to play at Wimbledon. As the first African-American to win that title, she was a pioneer. See photos and read more about her on this Library of Congress site.
US National Archives
Nara: Teaching With Documents: Beyond the Playing Field: Jackie Robinson
The National Archives and Records Administration (NARA) provides several primary source documents pertaining to Jackie Robinson's period of civil rights advocacy, as well as corresponding lesson plans.