seventies 9

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Across
  1. 3. Tennis player who won three Grand Slam titles in 1974
  2. 6. Brazilian soccer legend who played for the New York Cosmos
  3. 9. NFL team that won Super Bowl XI in 1977
  4. 12. Boxer who fought in the "Thrilla in Manila" against Ali
  5. 14. Horse that won the Triple Crown in 1973
Down
  1. 1. City that hosted the 1972 Summer Olympics
  2. 2. Legendary soccer player known as Johan Cruyff (total football era)
  3. 4. Boxer who defeated Muhammad Ali in 1978
  4. 5. Boxer who regained the heavyweight title in 1974's "Rumble in the Jungle"
  5. 7. Nickname of basketball star Julius Erving
  6. 8. Mets pitcher known as "Tom Terrific"
  7. 10. Championship game first won by the Pittsburgh Steelers in 1975
  8. 11. First name of gymnast Comăneci who scored a perfect 10 in 1976
  9. 13. First African American to win Wimbledon in 1975
  10. 15. Team known as "Big Red Machine" (Cincinnati Reds)